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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Also, President Biden sets a new goal of 1.5 million vaccine doses administered each day.
Of 1.2 million students, 10.5% had psychological distress, with high school seniors especially affected.
While 10.1% of first responders and public service personnel in New York City reported positive COVID test results, 22.5% had COVID-19–specific antibodies in their blood, with even higher rates in prison staff and emergency medical technicians (EMTs), according to an Emerging Infectious Diseases study yesterday.
Also, Moderna says its vaccine likely protects against B117 and B1351 variants.
New reports touch on the pandemic's economic toll and on the benefits vaccine equity could have.
Antibiotics were widely prescribed to hospitalized COVID-19 patients at Dijon University Hospital in France during the first wave of the pandemic but did not have any impact on outcome, French researchers reported yesterday in the International Journal of Infectious Diseases.
An intensive COVID-19 prevention and surveillance system that the National Football League (NFL) put in place this season identified certain types of risky in-club transmission, which helped officials revise its high-risk contact definition and improve its protocols.
All regions saw decreases in adherence to non-pharmaceutical interventions, but especially the Midwest.
A new UK study says the B117 variant might be more deadly than older strains.
Anthony Fauci, MD, however, says he's concerned about new variant viruses.
