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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Cancer patients and the general public had different peaks of COVID-19 mortality.
The WHO said today it will shift its global COVID roundups from weekly updates to monthly reports.
A new analysis estimates that 1.41 million COVID-19 deaths occurred in the 35 days following the relaxation of China's policy.
A study in Louisiana shows that more women exceeded the recommended gestational weight gain during the pandemic.
Despite limited information about BA.2.86, the UK said it is speeding up vaccination as a precaution to offer greater protection to at-risk groups.
American Indian/Alaska Native race was the single greatest risk factor for severe illness and was a prognostic factor for in-hospital death.
The authors say the findings mean increased in-hospital surveillance could be useful when community levels are high, and suggest admission testing as a means of infection control.
Only 7 of the 55 patients (13%) in the severely fatigued group saw improvement in their physical impairments over time.
Ongoing surveillance shows more than 30 human-to-animal spillover events and fast virus evolution in a relatively small sample size of deer in northeastern Ohio.
Ohio, which had a preliminary positive from wastewater, now has a BA.2.86-positive human sample.