The 10 new flu-related deaths in children bring the season's total to 226, the most since 2009-10.
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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One study author calls the results reassuring and hopes they increase vaccine uptake.
Also, the elderly, Black Americans, and those with less education were less likely to use free at-home COVID-19 tests.
Areas seeing declines include Hong Kong, where cases are at their lowest level in a month.
The highly transmissible Delta and Omicron SARS-CoV-2 variants caused triple and 10 times the rate of COVID-19 infections in pregnant women compared with other strains, with most cases among unvaccinated mothers and their newborns, finds a prospective study yesterday in JAMA.
"Just as chemicals can build up in the air, viruses can as well."
Patients were able to tolerate only about 2.5 hours per day in the position.
Aspirin appeared helpful for moderately ill but not critically ill patients.
National Football League (NFL) games played with fans in the 2020 season, with mask mandates and physical distancing in place, had no effect on COVID-19 infections in the surrounding county, suggests a new study in the Proceedings of the National Academy of Sciences (PNAS).
Experts review 13 studies and advise on how to use pulse oximeters to signal when medical care is needed.
Moderna will seek emergency use authorization of a 2-dose primary series of its vaccine.
