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Study indicates how COVID-19 Vaccines and Infections Are Tweaking Our Immunity

Your immune system may be getting smarter every time you encounter COVID-19, a new study suggests. After getting vaccinated and infected, the immune system generates broader defenses against the virus, including against new variants.

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California and Oregon ease CDC guidance, letting students and workers with asymptomatic COVID avoid isolation.

New York Times

Oregon and California, among the most cautious of states early in the pandemic, have surprised health officials elsewhere by breaking with Centers for Disease Control and Prevention guidelines and telling infected workers and schoolchildren that as long as they have no symptoms, they are generally free to go about their lives.

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First malaria vaccine program for children starts in Cameroon

 

Cameroon will be the first country to routinely give children a new malaria vaccine as the shots are rolled out in Africa.

The campaign due to start Monday was described by officials as a milestone in the decades-long effort to curb the mosquito-spread disease on the continent, which accounts for 95% of the world’s malaria deaths.

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Biden administration is drafting rules to protect outdoor workers from extreme heat

https://kffhealthnews.org/news/article/health-202-heat-standards-osha-biden-climate-change-warehouse-workers/

With climate change posing rising threats to human health, the Biden administration is drafting federal rules to protect construction crews, warehouse workers, delivery drivers and the rest of America’s workforce from extreme heat. The regulatory effort has been years in the making, and its fate is far from certain. ...

Though it’s a key milestone, it’s just a preliminary step on a long bureaucratic road — one vulnerable to politics because a new rule probably wouldn’t be issued until years after the presidential election in November. If a Republican wins the White House, advocates say, a heat standard that targets businesses will likely fizzle.

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Congress passes stopgap to fund key health agencies until March 9

https://thehill.com/newsletters/health-care/4417049-congress-biden-bill-health-agencies/

The Senate and House on Thursday advanced legislation to avert a partial government shutdown before a Friday deadline, with funding for key health agencies set through early March. ...

The CR also delays cuts to Medicaid disproportionate share hospital (DSH) payments, which were initially scheduled to take place on Jan. 30 but will now happen on March 9.

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Long Covid: Change in a handful of blood proteins may pave way to tests and treatment --study

https://www.nbcnews.com/health/health-news/long-covid-cause-study-immune-system-complement-response-rcna134530

Scientists have identified a persistent change in a handful of blood proteins in people with long Covid that indicates that an important part of their immune system remains on high alert for months after an acute infection.

The findings, published Thursday in the journal Science, could help explain what causes the persistent fatigue, brain fog and other debilitating symptoms of long Covid, as well as pave the way for diagnostic tests and potentially, a long-awaited treatment, experts say. 

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