The delay, narrowed approval, and extra study steps raise concerns about the status of and potential added requirements for other COVID vaccines.
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, 4.2 million US kids' cases were reported in January, and global developments include hamster infections and Olympics news.
A small Massachusetts General Hospital–based study in JAMA shows more lasting antibodies in infants after COVID-19 vaccination during pregnancy, compared with infants whose mothers had natural COVID-19 infections during pregnancy but were not vaccinated.
Hong Kong, which has taken a more aggressive "zero COVID" approach, reports a record 614 daily cases.
Nonhospitalized COVID-19 patients at highest risk for severe outcomes are often the least likely to receive monoclonal antibodies (mAbs), finds a study of more than 1.9 million Medicare beneficiaries published late last week in JAMA.
So far, 37 states are part of the SARS-CoV-2 wastewater surveillance system.
The first US population-based characterization of the conditions has implications for many who have recovered.
With robust vaccine supplies, groups are revamping programs to more quickly and efficiently get doses into people's arms.
COVID-19 vaccine uptake among adults living with HIV in New York was lower than that of the rest of the state's population as of October 2021, according to a study today in Morbidity and Mortality Weekly Report (MMWR).
Daily cases have dropped 50% over the past 2 weeks, but deaths, known to lag cases, increased by 35%.
The severity of COVID-19 does not change based on pregnancy trimester, finds research presented today at the Society for Maternal-Fetal Medicine's (SMFM's) virtual annual meeting.
