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Tag: United States

H5N1 bird flu virus particles found in pasteurized milk but FDA says commercial milk supply appears safe

Testing conducted by the Food and Drug Administration on pasteurized commercially purchased milk has found genetic evidence of the H5N1 bird flu virus, the agency confirmed Tuesday. But the testing, done by polymerase chain reaction, or PCR, cannot distinguish between live virus or fragments of viruses that could have been killed by the pasteurization process.

The agency said it has been trying to see if it could grow virus from milk found to contain evidence of H5N1, which is the gold standard test to see if there is viable virus in a product. The lengthy statement the agency released does not explicitly say FDA laboratories were unable to find live virus in the milk samples, but it does state that its belief that commercial, pasteurized milk is safe to consume has not been altered by these findings.

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Scientists say USDA is sharing too little data too slowly on H5N1 flu

When the US Department of Agriculture announced late Sunday that it had publicly posted new data from its investigation into a bird flu outbreak in cattle, scientists eagerly searched a well-known platform used globally to share the genetic sequences of viruses.

The sequences weren’t there. As of Tuesday morning, they still aren’t.

Researchers looking to track the evolution and spread of H5N1 say the information that was posted — raw data on a US server — isn’t very useful and is anything but transparent. They also say the government’s release of information in the outbreak, which was confirmed in cattle almost a month ago, has been painfully slow.

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Clean Air Club Is Organizing Musicians to Make COVID-Safer Shows and Spaces

Last year, Chicago resident Emily Dupree attended a concert with her partner, who caught COVID-19 at the show. While Dupree treated her sick partner and tried to avoid getting ill in their shared home, some thoughts began to form in her mind. Dupree and her partner still wore masks everywhere they went, and had adopted air purification in their home early in the pandemic to mitigate the risk of transmission. But she knew that wasn’t the case for most people.

Around this time, Dupree came across a question the father of prolific abolitionist organizer Mariame Kaba used to ask her when she was frustrated: “It sounds like this is something you are very upset about. What will you do about it?” That question helped Dupree “channel a lot of despair I was feeling during the pandemic into concrete action,” she told Teen Vogue. And Clean Air Club was born.

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Remdesivir tied to 25% lower risk of in-hospital death in adults with COVID and no added oxygen

The antiviral drug remdesivir cut death rates 17% to 25% in adults hospitalized for COVID-19 who didn’t require supplemental oxygen at admission, suggests a large US study published yesterday in Open Forum Infectious Diseases.

The study, led by researchers from remdesivir (Veklury) developer Gilead Sciences, used a multicenter US hospital billing database to compare rates of in-hospital death among 58,188 patients on room air who received at least one dose of remdesivir within the first 2 days of hospital admission and 17,574 matched patients not given the drug. The drug is most effective when given early in infection, when viral replication is most active.

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Video | Study finds no link between COVID vaccines and fatal heart problems in young people

A new study from the U.S. Centers for Disease Control and Prevention shows there is no evidence to suggest COVID vaccines cause sudden cardiac death or other fatal heart problems in young people.

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Bird flu detected in cows in three more Michigan counties, agriculture department says

The recent detection of highly pathogenic avian influenza, commonly known as bird flu, has been confirmed in three additional dairy herds in Michigan counties: Ionia, Isabella, and Ottawa, the Michigan Department of Agriculture and Rural Development said Friday. That brought the total to four affected counties, with Montcalm County the first to detect the disease in a dairy herd about two weeks earlier.

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Radio | COVID infections are causing drops in IQ and years of brain aging, studies suggest

When COVID-19 first reared its head back in 2019, it brought with it a slew of strange symptoms beyond just respiratory problems. One of the most puzzling symptoms in those early days was something called “brain fog” — cognitive issues like confusion, forgetfulness, and trouble focusing.

And while other symptoms have changed as the virus mutated, brain fog is still a common complaint of COVID sufferers not only during the initial illness, but extending for months or even years afterwards. Several recent studies have been trying to understand exactly what this virus is doing to our brains — and how to stop it.

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Feds launch indoor air quality research program

The Advanced Research Projects Agency for Health (ARPA-H) this week announced the launch of the Building Resilient Environments for Air and Total Health (BREATHE) program, which is a platform with a goal of improving indoor air quality across the country.

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Three studies spotlight long-term burden of COVID in US adults

Three new studies shed new light on long COVID in the United States, with one finding that two thirds of severely ill patients reported persistent impairments for up to 1 year, another showing that US veterans were at three times the risk of preventable hospitalization in the month after infection, and the last revealing that one third of COVID-19 survivors had lingering symptoms at one time.

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Bernie Sanders calls for $1 billion for long-COVID moonshot

Congress must act now to ensure a treatment is found for this terrible disease that affects millions of Americans and their families. Far too many patients with Long COVID have struggled to get their symptoms taken seriously.

— U.S. Senator Bernie Sanders
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They’re young and athletic. They’re also ill with a condition called POTS.

Kaleigh Levine was running drills in the gym with her lacrosse team at Notre Dame College in South Euclid, Ohio, when everything turned black.

“The coach wanted me to get back in the line, but I couldn’t see,” she remembered.

Her vision returned after a few minutes, but several months and a half-dozen medical specialists later, the 20-year-old goalie was diagnosed with a mysterious condition known as POTS.

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CDC sequencing of H5N1 patient samples yields new clinical clues

The Centers for Disease Control and Prevention (CDC) last night released a detailed analysis of H5N1 avian flu samples taken from a patient in Texas who was exposed to sick cows, which suggests that the infection might involve the eyes but perhaps not the upper respiratory tract.

Also, when CDC scientists compared the human H5N1 samples to viruses from cattle, wild birds, and poultry, they found in the human sample a mutation with known links to host adaptation.

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Tests confirm avian flu on New Mexico dairy farm; probe finds cats positive

The US Department of Agriculture (USDA) Animal and Plant Health Inspection Service yesterday announced that tests have now confirmed highly pathogenic avian influenza (HPAI) in a New Mexico dairy herd and that the virus has now been confirmed in five more Texas dairy herds.

Part of quickly evolving developments, the announcement came shortly after Texas health officials and the Centers for Disease Control and Prevention (CDC) announced the first human case, which involves a person from Texas who had contact with dairy cattle, highlighting the risk to farm workers.

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Avian flu infects person exposed to sick cows in Texas

Federal and state health officials today reported that a person connected to a dairy farm in Texas has tested positive for H5N1 avian flu, the first known case linked to sick dairy cows and the nation’s second since the virus began circulating in wild bird and poultry in 2022.

Today’s case announcement underscores new interim guidance that the Centers for Disease Control and Prevention (CDC) released over the weekend on preventing, detecting, and responding to avian flu infections in humans, which are very rare and mainly pose a threat to people who are exposed to sick animals or contaminated environments.

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New Data: Long COVID Cases Surge

Experts worry a recent rise in long COVID cases — fueled by a spike in winter holiday infections and a decline in masking and other measures — could continue into this year.

A sudden rise in long COVID in January has persisted into a second month. About 17.6% of those surveyed by the Census Bureau in January said they have experienced long COVID. The number for February was 17.4.

Compare these new numbers to October 2023 and earlier, when long COVID numbers hovered between 14% and 15% of the US adult population as far back as June 2022.

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CDC releases ventilation guidance for curbing indoor respiratory virus spread

As part of its updates on strategies to battle respiratory viruses, the US Centers for Disease Control and Prevention (CDC) on March 22 detailed steps that people can take to reduce the number of respiratory particles that circulate in indoor air. The ventilation guidance update comes as respiratory disease levels such as flu and COVID are declining from a late December peak.

The CDC said ventilation, alongside vaccination and practicing good hand hygiene, is one of the core strategies for protecting people against respiratory illness. “People can still get sick after ventilating a space, so it is important to use ventilation as one part of a multi-layered approach to protect ourselves against getting sick from respiratory viruses,” the CDC said.

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Four years after COVID’s arrival, Austin’s ‘long haulers’ still search for answers

They do an activity that would normally not be tiring — it can be a pretty small mental or physical activity, [like] folding laundry, reading an email — and it just knocks them out and makes all their symptoms worse.

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