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Covid Lambda Variant of Peru: What Scientists Know

Covid Lambda Variant of Peru: What Scientists Know

Viruses develop. SARS-CoV-2, the virus that causes Covid-19, is no exception. So the emergence of variants is no surprise, and not every new genetic mutation poses a serious threat.

But in recent weeks a growing drum of news coverage has started to sound the alarm about lambda, a variant first discovered in Peru late last year. The variant, initially known as C.37, quickly spread in parts of South America. On June 14, the World Health Organization classified it as an “interesting variant,” which essentially means that experts suspect it could be more dangerous than the original strain.

The prevalence of lambda and its mutations, which are similar to those found in several other highly contagious or worrying variants, make it worth watching, scientists said. But much remains unknown and it is not yet clear how high the risk is.

“I think part of the interest is just due to the fact that there is a new variant that has a new name,” said Nathaniel Landau, a microbiologist at New York University’s Grossman School of Medicine who studies the new coronavirus variants .

“But I don’t think there is any more cause for concern than before we knew about this variant,” added Dr. Landau added. So far, there is no evidence that Lambda will displace Delta, the highly transmissible variant that now dominates most of the world. “There is no reason to believe that this is now anything worse than Delta.”

Pablo Tsukayama, a microbiologist at Cayetano Heredia University in Peru who documented the creation of lambda, agreed. Latin America has “limited capacity” for genomic surveillance and laboratory follow-up studies of new variants, he said. This has created an information gap that is fueling concerns about lambda. “I don’t think it will be worse than anyone else we already have,” he said. “We know so little that it lends itself to a lot of speculation.”

According to a June 15 update by the WHO, lambda had been reported in 29 countries, territories or areas by mid-June. The variant had been detected in 81 percent of the coronavirus samples sequenced in Peru since April, and 31 percent of them in Chile so far, the agency said.

The variant accounts for less than 1 percent of samples sequenced in the United States, according to GISAID, an archive for viral genomic data. Isolated cases have been reported in some other countries.

The variant contains eight notable mutations, including seven in the gene for the spike protein found on the surface of the virus. Some of these mutations come in other flavors and could make the virus more contagious or help bypass the body’s immune response.

But big questions remain unanswered. It’s not yet clear whether lambda is more transmissible than other variants, whether it causes more serious illnesses, or makes vaccines less effective.

Updated

July 11, 2021 at 1:57 p.m. ET

“We don’t have a lot of information compared to the other variants,” says Ricardo Soto-Rifo, a virologist at the University of Chile who studied lambda.

Preliminary laboratory studies that have not yet been published in peer-reviewed journals are cause for concern and reassurance. In these studies, research teams led by Dr. Soto-Rifo and Dr. Landau found that antibodies against Lambda induced by the Pfizer, Moderna and CoronaVac vaccines are less effective than against the original strain, but are still able to neutralize the virus.

The results suggest that these vaccines should still work against lambda, the scientists said. In addition, antibodies aren’t the body’s only defense against the virus; even if they are less strong against lambda, other components of the immune system, such as T cells, can also offer protection.

“This decrease in neutralizing antibodies does not mean that the vaccine is less effective,” said Dr. Soto-Rifo. Real-world studies of how well the vaccines hold up against the variant are still needed, he said.

The researchers also reported that, like several other variants, lambda binds more tightly to cells than the original strain of the virus, making it potentially more transmissible.

Though many questions remain unanswered, Trevor Bedford, an evolutionary biologist at the Fred Hutchinson Cancer Research Center in Seattle, said that he doesn’t find lambda as worrying as Delta and doesn’t expect it to become as dominant worldwide.

“Lambda has been around for a while and it has barely made its way into the US, for example, compared to, for example, Gamma” – the variant first identified in Brazil – “which did pretty well here.” He added, “I think it did entire focus should be on Delta. “

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These are among the new high 5 Covid signs

These are some of the new top 5 Covid symptoms

PeopleImages | E+ | Getty Images

LONDON — When the coronavirus pandemic first emerged in early 2020, governments quickly put out information on what symptoms to look out for, little knowing then that much of the transmission was asymptomatic.

The public was told to look out for a high temperature and a new continuous cough, with a loss of taste or smell, fatigue and a sore throat also named as possible symptoms (some added at different points of the pandemic).

Fast forward to the present day and more symptoms are being reported and recognized. The variation in symptoms has happened over time as several variants of the virus — such as the alpha strain and now the highly transmissible delta variant — have gone on to replace the “original” strain of Covid-19 first discovered in China in late 2019.

Read more: Covid delta variant: Symptoms, spread and what to look out for

Now, an ongoing U.K.-based study which enables the public to enter their Covid symptoms on an app — which enables scientists to then analyze the data — says there are new coronavirus symptoms being widely reported.

The Zoe Covid Symptom study has identified the current top five symptoms that have emerged in recent weeks which seemingly differ depending on whether you’ve been vaccinated, and how many doses you’ve had.

The symptoms highlighted below were first published in late June but still represent the top five symptoms being reported, the Zoe Covid Symptom study told CNBC Wednesday.

The symptoms rankings are based on members of the public’s reports in the app alone and do not take into account which variant caused the virus or demographic information.  

These are the top five symptoms being reported by people who are fully-vaccinated, have had one dose of a vaccine or are unvaccinated.

Symptoms if fully-vaccinated?

The Zoe Covid Symptom study says that, generally, it has seen similar symptoms of Covid-19 being reported overall in the app by people who had and hadn’t been vaccinated.

However, fewer symptoms were reported over a shorter period of time by those who had already had the shot, suggesting that they were falling less seriously ill and getting better more quickly.

Here is the current ranking of Covid symptoms after two vaccinations:

  1. Headache
  2. Runny nose
  3. Sneezing
  4. Sore throat
  5. Loss of smell

The study noted that “traditional” Covid symptoms such as anosmia (loss of smell), fever and shortness of breath ranked way down the list, at five, 12 and 29 respectively. “A persistent cough now ranks at number 8 if you’ve had two vaccine doses, so is no longer the top indicator of having Covid.”

Symptoms after one vaccine dose?

The ranking changes again after one dose of the vaccination as observed below:

  1. Headache
  2. Runny nose
  3. Sore throat
  4. Sneezing
  5. Persistent cough

With the protection from only one vaccine dose, one of the original indicators of a persistent cough has made the top five symptoms, Zoe noted.

Symptoms if you’re unvaccinated?

If you’ve not yet been vaccinated then the symptoms are more recognizable to the traditional ranking, Zoe said, “however we can still observe some changes from when Covid-19 first appeared over a year ago.”

  1. Headache
  2. Sore throat
  3. Runny nose
  4. Fever
  5. Persistent cough

“Loss of smell comes in at number 9 and shortness of breath comes far down the list at number 30, indicating the symptoms as recorded previously are changing with the evolving variants of the virus,” the study found.

Covid cases attributed to the much more contagious delta variant are surging in parts of Europe, the U.K. and the U.S., particularly among young people and the partially vaccinated and unvaccinated.

Read more: The delta variant is spreading in Europe and can’t be stopped

While two doses of the Oxford-AstraZeneca or Pfizer-BioNTech vaccine provide protection against the delta variant, both were significantly less effective after only one shot.

The latest research from Israel on Monday found a decrease in the effectiveness of the Pfizer-BioNTech vaccine in preventing infections and symptomatic illness, coinciding with the spread of delta, but said it remained highly effective in preventing serious illness.

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Citing the Delta Variant, Pfizer Will Pursue Booster Pictures and a New Vaccine

Citing the Delta Variant, Pfizer Will Pursue Booster Shots and a New Vaccine

Pfizer and BioNTech announced Thursday that they are developing a version of the coronavirus vaccine that will target Delta, a highly contagious variant that has spread to nearly 100 countries. The companies expect to begin clinical trials of the vaccine in August.

Pfizer and BioNTech also reported promising results from studies of people who received a third dose of the original vaccine. A booster shot six months after the second dose of the vaccine increases the effectiveness of the antibodies against the original virus and beta variant by five to ten-fold, the companies say.

The vaccine’s effectiveness could decline six months after immunization, the companies said in a press release, and booster doses may be needed to fight off virus variants.

The data were neither published nor peer-reviewed. The vaccine manufacturers said they expected to submit their results to the Food and Drug Administration in the coming weeks, a step toward approval for booster shots.

But the companies’ claims contradict other research, and several experts dismissed the claim that boosters are needed.

“Given the variants currently circulating, there is really no evidence of a third booster or a third dose of an mRNA vaccine,” said Dr. Celine Gounder, an infectious disease specialist at Bellevue Hospital Center in New York. “In fact, many of us wonder if you’ll ever need boosters.”

Federal authorities also sounded dubious on Thursday night. In general, Americans who have been fully vaccinated currently do not need a booster vaccination, the FDA and the Centers for Disease Control and Prevention said in a joint statement.

“We are prepared for booster doses when science shows they are needed,” the authorities said.

The Delta variant, first identified in India, is believed to be about 60 percent more contagious than Alpha, the version of the virus that ripped through the UK and much of Europe earlier this year, and perhaps twice as contagious as the original coronavirus.

The delta variant is now causing outbreaks among unvaccinated populations in countries like Malaysia, Portugal, Indonesia and Australia. In the USA, too, Delta is now the dominant variant, the CDC reported this week.

Until recently, infections in the US were at their lowest level since the pandemic began. Hospital stays and deaths related to the virus have continued to decline, but new infections could increase.

It is not yet clear to what extent the variant is responsible for this; A slower vaccination campaign and quick reopenings also play a role.

Citing data from Israel, Pfizer and BioNTech suggest that the effectiveness of their vaccine “in preventing infections and symptomatic illnesses decreased six months after vaccination.” Given the surge in Delta and other variants, the companies said “a third dose may be required within 6 to 12 months of full vaccination”.

Updated

July 11, 2021 at 1:57 p.m. ET

Health officials in Israel have estimated that full vaccination with the Pfizer BioNTech is only 64 percent effective against the Delta variant. (It is more than 90 percent effective against the original virus.)

But Israel’s estimates have been disproved by a number of other studies which found the vaccine to be very effective at preventing infection – against all variants. For example, a recent study showed that mRNA vaccines like those from Pfizer trigger a sustained immune response in the body that can protect against the coronavirus for years.

“Pfizer is looking opportunistic by putting an announcement on the back of very early and undigested data from Israel,” said John Moore, a virologist at Weill Cornell Medicine in New York. “When the time comes to use boosters here, the decision is not up to you.”

The companies described their plan to develop a new vaccine against Delta as a kind of backup measure in case the original vaccine replenishment fails. The new vaccine targets all of the spike protein, not a portion, and the first batch has already been made.

The delta variant poses challenges for the immune system. In the journal Nature on Thursday, French researchers reported new evidence that the delta variant can partially bypass the body’s immune response, as changes to the spike protein on its surface make it difficult for antibodies to attack.

The team analyzed blood samples from 59 people after they received the first and second doses of the vaccine. Blood samples from just 10 percent of those immunized with a dose of the AstraZeneca or Pfizer-BioNTech vaccines were able to neutralize the Delta and Beta variants in laboratory tests.

“A single dose of Pfizer or AstraZeneca was either poorly effective or not effective at all against beta and delta variants,” the researchers concluded. Data from Israel and the UK largely support this finding, although those studies also suggested that one dose of vaccine was still enough to prevent hospitalization or death from the virus.

But a second dose increased the effectiveness to 95 percent. There was not much difference in the levels of antibodies produced by the two vaccines.

“When you receive two doses of an mRNA vaccine, you are very well protected against serious illness, hospitalization and death for each of the variants,” said Dr. Gounder.

The researchers also looked at blood samples from 103 people infected with the coronavirus. Delta was much less sensitive than Alpha to samples from unvaccinated individuals in this group, the study found.

One dose of vaccine increased sensitivity significantly, suggesting that people who have recovered from Covid-19 may still need to be vaccinated to fight off some variants.

Taken together, the results suggest that two doses of the vaccine provide strong protection against all variants, as does one dose for people who have recovered from Covid-19 and have some natural immunity.

Some experts also questioned discussions about boosters for Americans while much of the world has not yet received a single dose.

“It’s impossible to ignore the global situation,” said Natalie Dean, biostatistician at Emory University in Atlanta. “I find it hard to imagine getting a third dose when there are front line workers treating Covid patients who have not yet been vaccinated.”

Every unvaccinated person offers the virus additional opportunities to mutate into dangerous variants, said Dr. Gounder feast.

“If we are concerned about variants,” she said, “our best protection is to get the rest of the world vaccinated, and not to hoard more doses to give people here in the US third doses of mRNA vaccines. “

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All vitality crises pale compared to Covid

All energy crises pale in comparison to Covid

LONDON – Oil and gas giant BP released its benchmark Statistical Review of World Energy on Thursday, describing 2020 as “a year like no other” due to the impact of the coronavirus pandemic on global energy.

Over the past seven decades, BP claimed to have witnessed some of the most dramatic episodes in the history of the global energy system, including the 1956 Suez Canal crisis, the 1973 oil embargo, the 1979 Iranian revolution and the 2011 Fukushima disaster.

“All moments of great turbulence in global energy,” said Spencer Dale, chief economist at BP, in the report. “But all pale compared to the events of last year.”

To date, more than 185 million Covid-19 cases have been reported worldwide with over 4 million deaths, according to Johns Hopkins University. The actual number of Covid-19 infections and deaths is believed to be far higher – and continues to rise.

The pandemic also resulted in massive economic losses, with global GDP estimated to have fallen by around 3.3% over the past year. This is the biggest peacetime recession since the Great Depression.

The Covid pandemic is having a dramatic impact on global energy. Here are some highlights from the report:

Energy developments

BP said the coronavirus crisis last year caused primary energy and CO2 emissions to fall at the rate they have since World War II. However, the relentless expansion of renewable energies went “relatively unscathed”, with solar energy recording the fastest increase of all time.

The oil and gas company said that global energy demand had fallen by 4.5% and global CO2 emissions from energy consumption had shrunk by 6.3%.

“These declines are enormous by historical standards – the largest declines in both energy demand and carbon emissions since World War II. In fact, the decrease of over 2 Gt CO2 means that last year carbon emissions were back to 2011 levels, ”said Dale.

“It is also noticeable that the carbon intensity of the energy mix – the average carbon emissions per unit of energy used – has decreased by 1.8%, also one of the largest decreases in post-war history,” he added.

For some, the decline in global CO2 emissions briefly raised hopes for so-called “peak carbon”, although the desire to limit global warming – and achieve a key goal of the groundbreaking Paris Agreement – is rapidly deteriorating.

It does so as politicians and business leaders publicly acknowledge the need to transition to a low-carbon society, with policymakers under increasing pressure to deliver on the promises made under the Paris Agreement ahead of this year’s COP26.

“There are worrying signs that last year’s COVID-induced decline in carbon emissions will be short-lived as the global economy recovers and lockdowns are lifted,” said Bernard Looney, CEO of BP, in the report .

“The challenge is to reduce emissions sustainably and in a year-on-year comparison without massively affecting our livelihoods and our everyday lives,” he added.

oil

An overview of Gunvor Petroleum or Rozenburg Refinery in Rotterdam, the Netherlands. Europe’s largest port covers 105 square kilometers (41 square miles) and stretches for 40 kilometers (25 miles).

Dean Mouhtaropoulos | Getty Images News | Getty Images

Oil demand fell most in the US with a decline of 2.3 million barrels, followed by the EU and India with 1.5 million barrels and 480,000 barrels respectively.

BP said global oil production has shrunk by 6.6 million barrels, with two-thirds of that decrease being attributable to the oil producing group OPEC.

The price of international benchmark Brent crude averaged $ 41.84 in 2020, according to the energy giant, its lowest level since 2004. The oil contract was last traded at $ 73.70.

Renewable energy

“Arguably the most important element of the energy system needed to address both aspects of the Paris Agreement – responding to the threat of climate change and supporting sustainable growth – is the need for rapid growth in renewable energy,” said Dale of BP in the report.

Renewable energies, including biofuels and excluding hydropower, rose 9.7% in 2020, BP said. This was slower than the 10-year average of 13.4% year-over-year, but the increase in terms of energy was similar to the years before the pandemic.

Solar power rose by record levels, but wind was found to be the largest contributor to renewable energy growth.

In terms of capacity, solar power grew 127 gigawatts in 2020 while wind power grew 111 gigawatts – nearly double the highest annual increase to date, BP said. “The main driver was China, which has accounted for about half of the global increase in wind and solar capacity,” said Dale.

Speaking of BP’s latest annual Statistical Review of World Energy, Dale said, “The significance of the past 70 years pales when we look at the challenges the energy system will face for the next 10, 20, 30 years as the world continues after that strives to achieve net zero. “

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A Covid Take a look at as Simple as Respiration

A Covid Test as Easy as Breathing

People with diabetes, for instance, may have breath that smells fruity or sweet. The odor is caused by ketones, chemicals produced when the body begins to burn fat instead of glucose for energy, a metabolic state known as ketosis.

“The idea that exhaled breath could hold diagnostic potential has been around for some time,” Dr. Davis said. “There are reports in ancient Greek and also ancient Chinese medical training texts that reference a physician’s use of smell as a way to help guide their clinical practice.”

Modern technologies can detect more subtle chemical changes, and machine learning algorithms can identify patterns in breath samples from people with certain diseases. In recent years, scientists have used these methods to identify unique “breathprints” for lung cancer, liver disease, tuberculosis, asthma, inflammatory bowel disease and other conditions. (Dr. Davis and her colleagues have even used V.O.C. profiles to distinguish among cells that had been infected with different strains of flu.)

Before Covid hit, Breathomix had been developing an electronic nose to detect several other respiratory diseases. “We train our system, ‘OK, this is how asthma smells, this how lung cancer smells,” said Rianne de Vries, the company’s chief technology and scientific officer. “So it’s building a big database and finding patterns in big data.”

Last year, the company — and many other researchers in the field — pivoted and began trying to identify a breathprint for Covid-19. During the virus’s initial surge in the spring of 2020, for instance, researchers in Britain and Germany collected breath samples from 98 people who showed up at hospitals with respiratory symptoms. (Participants were asked to exhale into a disposable tube; the researchers then used a syringe to extract a sample of their breath.)

Thirty-one of the patients turned out to have Covid, while the remainder had a variety of diagnoses, including asthma, bacterial pneumonia or heart failure, the researchers reported. The breath samples from people with Covid-19 had higher levels of aldehydes, compounds produced when cells or tissues are damaged by inflammation, and ketones, which fits with research suggesting that the virus may damage the pancreas and cause ketosis.

The Covid patients also had lower levels of methanol, which could be a sign that the virus had inflamed the gastrointestinal system or killed the methanol-producing bacteria that live there. Those breath changes combined “give us a Covid-19 signal,” said Dr. Thomas, a co-author of the study.

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Almost all deaths, hospitalizations amongst unvaccinated

Nearly all deaths, hospitalizations among unvaccinated

Jeff Zients, the White House Covid-19 Response Czar, speaks during a press conference at the White House discussing a pause in the delivery of the Johnson & Johnson Janssen Covid-19 vaccine on April 13, 2021 in Washington, DC, languages.

Brendan Smialowski | AFP | Getty Images

As more and more people in the United States are being vaccinated against Covid-19, the vast majority of hospital admissions and deaths occur in people who have not yet received a Covid vaccination, White House officials said Thursday.

“Virtually all Covid-19 hospital admissions and deaths in the United States now occur in unvaccinated people,” Jeff Zients, White House coordinator of the coronavirus response, said at a news conference. He said the cases will continue to increase, especially in unvaccinated people, especially as the Delta variant hits the US

Rochelle Walensky, director of the Centers for Disease Control and Prevention, said the Covid vaccines currently in use are proving successful in preventing serious illnesses, hospitalizations and deaths from the Delta variant.

Cases are still rising: the seven-day moving average of new cases rose to 13,900 per day, an 11% increase from the previous week, Walensky said.

However, recent data shows that “the vaccines are actually effective against the Delta variant,” said Dr. Anthony Fauci, Chief Medical Officer of the White House, in the meeting.

“The bottom line is that there is simply no reason that people 12 years and older should be seriously affected by this virus,” said Zients.

Federal officials are increasingly seeing outbreaks in communities with low vaccination rates, they said.

Walensky said the Delta variant now accounts for about 80% of all new cases in parts of the Midwest and upper mountain states, according to early CDC data.

“This rapid increase is worrying. We know that the Delta variant has increased the portability and is currently appearing in the country’s pockets with low vaccination rates,” said Walensky at the briefing.

The remarks came as President Joe Biden’s Covid team focused on the portion of the population that had not yet been vaccinated.

Millions of people in the US remain unvaccinated, “and because of this, their communities are at risk, their friends are at risk, the people they care about are at risk,” Biden said Tuesday. He said the government is focusing more on increasing vaccination availability in places like doctor’s offices and workplaces while expanding door-to-door contact efforts.

The Delta variant, first discovered in India, has now spread to more than 100 countries, including the USA, according to the World Health Organization.

The highly transferable variant is expected to have global effects for the foreseeable future, scientists predict.

The Olympic organizers announced on Thursday that they would be banning all spectators from the Games this year in Japan, which has just declared a new Covid-related state of emergency in Tokyo, partly due to the Delta variant.

Almost 158 ​​million people in the US are fully vaccinated – about 48% of the population, according to CDC data. Just over 67% of Americans 18 and older have received at least one dose.

– CNBC’s Berkeley Lovelace Jr. contributed to this report.

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El trastorno bipolar en los jóvenes: avances y retos

The Challenges of Bipolar Disorder in Young People

He said, “I didn’t know what was going on or if it could be treated.” He added that for parents of teenagers who have a hard time identifying abnormal behavior in teenagers, “it is sometimes difficult to distinguish what is an illness and what is normal grandiosity or normal sadness caused by breaking up with a girlfriend could have been caused “. “.

Burmaher stressed that although young people with bipolar disorder often experience repeated major depressive episodes, “episodes of depression are not necessary to make a diagnosis”. In some cases, mania is the main symptom.

When depression is the symptom that prompts people to seek professional help, making a proper diagnosis can be especially difficult. As Ketter explained, sometimes people with depression cannot remember previous episodes of mania that occurred when they were not depressed.

Miklowitz mentioned that one of the first signs of bipolar disorder is “mood dysregulation, which means the child feels angry or depressed at a certain moment and feels excited, happy, and full of ideas soon after.”

He made a list of characteristics that can help parents distinguish these extremes from the normal ups and downs of adolescence. Some of these symptoms, many of which should be obvious to those around them, are “megalomania, decreased need for sleep, rushed or rushed speaking and / or ideation, delusional ideas, distraction, excessive goal-oriented activity, and risky and impulsive behavior,” said Miklowitz.

As for the symptoms of depression, he suggests observing whether “there is some deterioration in normal activities; for example, if the child is suddenly absent from school or is late, does not finish homework, falls asleep in class, drops the grades, does not want to eat with others, talks about suicide or injures himself ”.

Depending on the severity of the respective deterioration, if non-life-threatening symptoms are found in adolescence, it is possible to initiate psychotherapy and avoid drugs with side effects, said Miklowitz.

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Africa suffers worst surge in Covid instances officers brace for third wave

Africa suffers worst surge in Covid cases officials brace for third wave

Employees of the Tunisian community saw them carry a coffin of a COVID-19 victim in the regional hospital during the coronavirus infections.

Jdidi Wassim | SOPA pictures | LightRakete | Getty Images

Africa, where less than 2% of the population is vaccinated against Covid-19, saw the worst increase in cases since the pandemic began last week, the World Health Organization said on Thursday.

The second largest continent saw more than 251,000 new Covid cases in the week ending July 4, a 20% increase from the previous week and a 12% increase from the January high. Active cases in Africa recently surpassed 642,000, beating a peak in the second wave of 528,000 active cases in January, according to a BBC analysis of the Johns Hopkins University data.

“Africa has just marked the continent’s worst pandemic week ever. But the worst is yet to come as the fast-paced third wave continues to accelerate and gain new terrain,” said Dr. Matshidiso Moeti, WHO Regional Director for Africa. “The end of this steep climb is still weeks away. Cases are now doubling every 18 days compared to all 21 days a week ago.”

A security guard takes a man’s temperature at the entrance of a market in Kampala, Uganda on June 20, 2021.

Nicholas Kajoba | Xinhua News Agency | Getty Images

More than sixteen African countries, including Malawi and Senegal, are seeing an increase in new cases. In at least 10 of these countries, the more easily transferable delta variant was found.

Uganda, the Democratic Republic of the Congo, Namibia, Zambia, Rwanda and Tunisia are also experiencing some of the worst spikes in infections, the African Centers for Disease Control and Prevention said. Hospital admissions have increased more than 40% across the continent in recent weeks.

“The alarm bells should ring,” says Dr. Tom Kenyon, Chief Health Officer at Project HOPE and former director of the Center for Global Health at the US CDC. He said Africa’s rate of new cases will soon surpass Asia’s. “Given the horrors we have just seen in India, this should be cause for concern and action.”

He said the Covid emergency in Africa “could get worse than anywhere else we’ve seen”.

South Africa is currently battling a devastating third wave of infections after the Delta variant forced the country to lock it down again on June 28. There is currently a 9 p.m. curfew in the country while less than 1% of its residents are against Covid. are vaccinated. Across the continent, less than 2% of people were vaccinated due to a slow international introduction of vaccines that kept poor countries waiting for life-saving syringes. The 50 million doses administered so far in Africa represent only 1.6% of the doses administered worldwide.

A resident receives a dose of the Covid-19 vaccine AstraZeneca Plc on Tuesday, July 6, 2021 at Mbagathi Hospital in Nairobi, Kenya.

Patrick Meinhardt | Bloomberg | Getty Images

“Vaccination nationalism, in which a handful of nations have taken the lion’s share, is morally unjustifiable and an ineffective strategy for public health,” said WHO Director General Tedros Adhanom Ghebreyesus at a press conference on Wednesday. Tedros also blamed the lack of immunization justice for a “wave of death” in parts of the world, including Africa.

Vaccine deliveries by Covax, a global initiative aimed at ensuring fair access to Covid vaccines, are finally picking up speed after months of delay. More than 1.6 million doses have been shipped to Africa under the initiative and more than 20 million doses of Johnson & Johnson and Pfizer vaccines are expected to be shipped to the continent in the near future. Norway and Sweden will also donate large quantities of vaccines to Africa.

“Some vaccine shipments are expected in August, but nowhere near what is needed,” said Kenyon, who also served as CDC country director in Botswana, Namibia and Ethiopia. “To be successful, vaccine supply must be paired with trained labor and delivery systems.”

A total of 66 million doses were shipped to Africa, of which 40 million doses were delivered under bilateral agreements, 25 million via Covax and 800,000 doses via the African Union’s African Vaccine Acquisition Task Team.

“With much larger Covid-19 vaccine shipments expected in July and August, African countries must use this time to prepare for a rapid roll-out,” said Moeti. By comparison, the US has administered approximately 332 million shots to 55% of its population, according to the US CDC.

Roofing Rolling Mills workers load oxygen tanks onto a vehicle for free delivery to various hospitals in Uganda at their plant in Namanve, Wakiso, Uganda on June 29, 2021.

Badru Katumba | AFP | Getty Images

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Social Isolation in U.S. Rose as Covid Disaster Started to Subside, Analysis Exhibits

Social Isolation in U.S. Rose as Covid Crisis Began to Subside, Research Shows

Many Americans felt socially isolated during the pandemic, cut off from friends and family while crouching and keeping their distance to protect themselves from infection.

However, new research released Thursday suggests that even as the United States’ public health crisis subsided, communities opened up, and the economy improved, many people’s feelings of isolation have increased.

While the level of social isolation decreased in the spring of the pandemic after the initial shock of the crisis subsided, according to researchers from Harvard, Northeastern, Northwestern and Rutgers universities, it increased sharply in the summer months of last year before turning during the year autumn leveled off again.

People began to feel less disconnected from December to April this year, but the levels of social isolation measured by the researchers increased again this June.

The results suggest that recovery from the pandemic could take a long time and could affect people’s view of their relationships over time. “There were cumulative effects of social isolation,” said David Lazer, professor of political science and computer science at Northeastern and one of the study authors.

To determine social isolation, the researchers asked each person how many people they could count on to care for them when they were sick, to lend them money, to talk to them about a problem when they were depressed, or to help them with the Searching for a job. Someone who said they had only one person or no one to turn to in a certain category was considered socially isolated.

The researchers interviewed a total of 185,223 people in 12 different surveys from April 2020 to June 2021.

Even now, with many more people vaccinated against the coronavirus and becoming much more active in their communities, people may think differently about those they previously relied on. “This break in life can lead to a lot of overwork in our relationships,” said Dr. Lazer, who pointed out the unusual number of people who decided to leave their jobs when the pandemic ends. “It takes a while for the social fabric to heal.”

The increase in the feeling of isolation even when the most severe restrictions were lifted was “noticeable,” said Mario L. Small, a professor of sociology at Harvard University who was not involved in the study. People may have felt they had fewer people to lean on because they physically distanced themselves from a wide network of acquaintances and friends, he said, even as the locks eased.

The researchers found that last summer, despite seeing more people, people’s isolation increased. “Our results show that it is difficult to recover from social isolation and is not just due to increased social contact,” the researchers concluded.

The researchers also point to a strong association between social isolation, particularly among people who said they lacked people to turn to for emotional support, and moderate or severe depression.

Many of the lower-income and less-educated people hardest hit by the pandemic appear to be improving more slowly, said Dr. Lazer. “We are definitely seeing a segregation of fates in terms of socioeconomic status,” he said, with some groups experiencing longer and more uneven recovery.

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5 issues to know earlier than the inventory market opens Friday, July 9

5 things to know before the stock market opens Friday, July 9

Here are the most important news, trends and analysis that investors need to start their trading day:

1. Dow to recover some of the losses in Thursday’s sell-off

Traders on the floor of the New York Stock Exchange.

Source: NYSE

Dow futures bounced more than 200 points Friday, one day after a broad sell-off on Wall Street. The Dow lost 259 points, or 0.75%, on Thursday, finishing roughly 1% away from last Friday’s record close. The 30-stock average had been down as much as 536 points during Thursday’s session. The S&P 500 and Nasdaq also ended off their lows of the day, retreating from Wednesday’s record closes. All three stock benchmarks, as of Thursday’s close, were on track to finish lower for the week. Concern about a slowdown in economic growth, due to the spread of the Covid delta variant, hurt sentiment Thursday, with investors buying bonds for their perceived safety and driving yields lower.

2. 10-year Treasury yield bounces off February lows

Bond yields, which move inversely to prices, rose Friday. The 10-year Treasury yield was back above 1.34% after falling Thursday as low as 1.25% to levels not seen since February. The 10-year yield hit a then-14-month high of 1.78% in March. It began 2021 at less than 1%. Treasury yields have generally been falling over the past week, with declines accelerating Thursday on delta variant worries and an unexpected jump in first-time filings for jobless claims for last week, rising from the previous week’s Covid-era lows.

3. Biden to sign executive order to crack down on Big Tech

US President Joe Biden speaks about the situation in Afghanistan from the East Room of the White House in Washington, DC, July 8, 2021.

Saul Loeb | AFP | Getty Images

The White House is expected to announce Friday a new executive order aimed at cracking down on anti-competitive practices in Big Tech, labor and numerous other sectors The sweeping order, which includes 72 actions and recommendations that involve a dozen federal agencies, is intended to reshape the thinking around corporate consolidation and antitrust laws, CNBC’s Ylan Mui reported. “The impulse for this executive order is really around where can we encourage greater competition across the board,” the White House’s chief economic advisor, Brian Deese, told Mui in an exclusive interview.

4. Pfizer is developing a Covid booster to target delta variant

12 years and older New Yorkers are getting vaccinated at the St. Anthony of Padua Roman Catholic Church in Bronx of New York City, United States on June 13, 2021.

Tayfun Coskun | Anadolu Agency | Getty Images

Pfizer and BioNTech are developing a Covid booster shot intended to target the delta variant, already the dominant form of the disease in the U.S. While they believe a third shot of their current two-dose vaccine can preserve the “highest levels” of protection against all currently known variants, the companies are “remaining vigilant” and working on an updated version of the vaccine. Thursday’s announcement came the same day Olympics organizers said they’re banning all fans from the games this year after Japan declared a state of emergency for Tokyo to curb a wave of new Covid infections.

5. Wells Fargo tells customers it’s shuttering all personal lines of credit

A man walks past a Wells Fargo Bank branch on a rainy morning in Washington.

Gary Cameron | Reuters

Wells Fargo plans to end a popular consumer lending product, angering some of its customers. The bank is shutting down all existing personal lines of credit in the coming weeks and no longer offers the product, according to customer letters reviewed by CNBC. The revolving credit lines, which typically allow users to borrow $3,000 to $100,000, were pitched as a way to consolidate higher-interest credit card debt, pay for home renovations, or avoid overdraft fees on linked checking accounts. Wells Fargo is still recovering from the aftermath of its 2016 fake accounts scandal.

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