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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"Young and healthy individuals, as well as other groups ... should have great respect for the virus."
With case counts and hospitalizations soaring, Michigan has emerged as the latest US hot spot.
Though Brazil has rightly received much attention, other South American nations are also reporting record activity.
COVID-related mobility restrictions such as stay-at-home orders had disproportionate burdens on women, minorities, and lower-income populations, according to a study yesterday in JAMA Network Open.
Among 50 US cities studied, cases rose, on average, 59% in April 2020, a trend reflected in other nations.
Several countries have paused the vaccine while experts examine side effects.
The variant is behind the recent spike in cases, which has the US seeing 63,000 new cases a day on average.
In spite of an increase in days of supply, data still show discontinuation of some drugs.
One in three COVID-19 survivors were diagnosed as having a neurologic or psychological condition within 6 months after their coronavirus diagnosis, according to a study yesterday in The Lancet Psychiatry. The researchers noted that disease severity was linked to higher risk.
Two studies describe new findings in MIS-C and the distinct but similar Kawasaki disease.