The delay, narrowed approval, and extra study steps raise concerns about the status of and potential added requirements for other COVID vaccines.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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High-level groups and vaccine companies say there's enough vaccine, but several obstacles block doses from getting to low- and middle-income countries.
FDA says any booster will have to affect deaths and hospitalizations, not just immune response.
Almost half of New York women who had been trying to become pregnant before COVID-19 stopped trying during the first few months of the pandemic, according to survey results published in JAMA Network Open yesterday.
Risk factors for being infected include outdoor work exposures, crowded living conditions, and high body mass index.
"We are no longer able to provide the standard of care to each and every patient who needs our help."
All global regions saw declines, yet nearly 4 million new cases and more than 62,000 deaths were reported.
Cloth or surgical facial masks reduced SARS-CoV-2 RNA 77% in exhaled coarse aerosol particles and 48% in exhaled fine aerosol particles, offering "modest" source control, according to a Clinical Infectious Diseases study yesterday. The study also found that the Alpha (B117) COVID-19 variant contained 43-fold more fine-aerosol viral RNA compared with earlier virus strains.
The regimen involves 2 different vaccines and was shown safe in adults and children.
More than 243,000 child COVID-19 cases were reported from Sep 2 to Sep 9, the second highest weekly total of the pandemic.
While welcoming the move, African leaders pushed for multiple ways to boost vaccine access, including easing export bans.