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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All 41 patients had extensive lung damage, while 36 had massive abnormal clotting.
US hospitalizations are rising, and facilities are converting wards into ICUs and seeking more staff.
A Duke University study yesterday in Clinical Infectious Diseases found a 77% infection rate in children who were close contacts of a COVID-19 case, providing evidence for efficient viral transmission in children. Hispanic ethnicity and having a SARS-CoV-2–infected sibling were risk factors, but asthma was associated with reduced risk.
Pregnant women had 3 times the risk of ICU care and mechanical ventilation.
White House coronavirus task force head Deborah Birx warns the country is entering its most dangerous period.
In a case study of COVID-19 contact tracing during San Francisco's shelter-in-place period, of the 1,124 contacts traced, 1,017 (83.8%) were successfully notified, 457 (37.6%) were tested, and 120 (9.9%) were newly diagnosed.
A hypothesis that says mask wearing could reduce the infectious dose is dangerous, some experts say.
The 7-day average of new daily SARS-CoV-2 infections is higher than 81,000.
The head of the WHO warns that ongoing surges in Europe and North America mark a critical moment for action.
The findings come as a report highlights rises in US nursing home cases, especially in the Midwest.
