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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Next week the WHO will publish 6 policy briefs that outline steps governments can take to reduce transmission and save lives.
Today JAMA Network Open published a study showing a 1.8% COVID-19 infection rate among in-person attendees at a February 2022 Academic Surgical Congress conference in Florida in which 100% of participants were vaccinated and 92% were boosted.
An estimated 10.5 million lost parents or caregivers to COVID-19, with 7.5 million orphaned.
A study of 346 previously healthy COVID-19 survivors finds that 73% had cardiac signs and symptoms more than 3 months after infection, and 57% still had them at nearly 1 year.
Low testosterone was tied to a 2.4-fold higher risk of hospital care with COVID-19.
Soon after vaccine advisors to the Centers for Disease Control and Prevention (CDC) yesterday voted to recommend updated COVID boosters that target the original virus plus the Omicron BA.4 and BA.5 subvariants, CDC Director Rochelle Walensky, MD, MPH, endorsed the Advisory Committee on Immunization Practices (ACIP) recommendation, paving the way for immunization to begin.
Experts voted 13-1 to approve both boosters, which target the original strain plus the latest subvariants.
Children were more likely to be COVID orphans if they lived in poor nations with high chronic disease rates.
Infections with previous COVID-19 variants offer more protection against the Omicron BA.5 subvariant in vaccinated people compared with vaccinated people who had no previous infections, according to a New England Journal of Medicine study yesterday.
The CDC advisory group discussions begin tomorrow, as the top WHO official urged countries to prepare for rising cases in the months ahead.
