The risk of long COVID was two to three times higher after the initial infection (14.8%) than after first (5.8%) or second (5.3%) reinfections.
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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Though age is still important, younger adults with underlying conditions can get very sick, too, the CDC warns.
The Americas and South Asia continue to be the hot spots, but cases in Europe rise for the first time in months.
Chilblains—which in this pandemic have been referred to as "COVID toes"—are not a sign of COVID-19 infection but rather a result of sedentary lifestyles linked to community lockdown measures and a lack of warm footwear, two small studies published today in JAMA Dermatology have found.
Pregnant women were 5.4 times more likely to be hospitalized and 1.5 times more likely to need intensive care.
Scientists have roundly criticized a new study's methodology, and the entire kerfuffle has highlighted the difficulty of "doing science" amid a full-blown pandemic.
COVID-19 cases are rising by 1 million a week, exceeding oxygen supplies in a market in which most concentrators are produced by a few companies.
The governors of New York, New Jersey, and Connecticut say they'll require self-quarantine of visitors from several states.
Of hospitals surveyed, 40% had significant respirator shortages, with many needing to stretch the supply.
One more case has been reported in the latest outbreak in the Democratic Republic of the Congo (DRC), raising the total to 24, the World Health Organization (WHO) African regional office said today on Twitter.
EU officials might exclude travelers from the US and other nations, such as Russia and Brazil, that are having difficulty containing COVID-19 cases.
