The CDC estimates 19,000,000 illnesses, 250,000 hospitalizations, and 10,000 deaths due to flu this season.
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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In addition, the emergence of the influenza A H3N2 subclade K virus fueled a record number of flu cases in Australia this year and extended the season, which may have implications for the Northern Hemisphere season.
The findings draw on data from more than 98,000 pediatric cases.
Adults aged 40 to 64 had more than double the risk of their matched peers.
Vaccinated adults had a 74% lower risk of death from severe COVID.
Researchers identify nearly 5 excess cardiovascular events per 100 patients in the year after diagnosis.
The comments centered on a memo from FDA Center for Biologics Evaluation and Research Director Vinay Prasad.
Just 34% of US adults have gotten a flu shot, 25% have had a COVID vaccine, 8% have received the pneumococcal vaccine, and 6% have been vaccinated against RSV.
“We are deeply concerned by sweeping new FDA assertions about vaccine safety and proposals that would undermine a regulatory model designed to ensure that vaccines are safe, effective, and available," write 12 former FDA directors.
Current US hot spots are Utah, Arizona, and South Carolina.
Vinay Prasad claimed—but provided no evidence—that COVID-19 vaccines caused the death of 10 children.