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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Study suggests that games with high attendance were tied to county-level COVID-19 surges.
The early flu surge is adding to pressure on health systems as they face other respiratory diseases like RSV.
As of July, less than 4% of US children 6 months to 4 years old had received at least one dose of COVID-19 vaccine.
COVID-19 patients are 55% more likely to develop epilepsy or seizures than with flu.
Preschoolers of parents who had been vaccinated against COVID appeared to have 97% protection against Delta and 79% protection against Omicron.
Data show a 20% higher risk of developing diabetes following COVID compared to other upper respiratory viruses.
In some nations in the Americas, 3 viral diseases are straining hospitals.
Teachers were at 40% higher risk of reporting anxiety than were healthcare workers.
Nearly 15% of 62,525 COVID-19 patients had contraindications to the antiviral drug.
From 53% to 74% of students were able to end isolation early, but 15% to 22% tested positive beyond the recommended isolation period.