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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Vaccines also saved an estimated $625 billion to $1.4 trillion by early May.
With 754 new cases, Australia reports its highest daily total of the pandemic, and Japan hit a record of almost 24,000 new cases.
Early use of convalescent plasma didn't prevent COVID-19 progression in a group of high-risk adult outpatients, concludes a National Institutes of Health (NIH) study yesterday in the New England Journal of Medicine (NEJM).
COVID-19 restrictions in Australia were associated with a substantial decline in community dispensing of antibiotics for respiratory infections, researchers reported this week in the British Journal of Clinical Pharmacology.
"We have data that protection against moderate disease decreases over time."
One study finds ebbing efficacy against infection in nursing homes, while 2 show sustained protection against hospitalizations.
Cases continue to rise, led by the Western Pacific and Americas regions.
For refugees, the biggest predictor of post-traumatic stress disorder (PTSD), health anxiety, depression, or disability during COVID-19 was if their pandemic experiences triggered memories of past trauma, according to survey results published today in the European Journal of Psychotraumatology.
Neither NFL nor NCAA football games were associated with increased community cases.
The news comes as a phase 1 trial shows that a third dose of the Pfizer vaccine elicited a greater immune response against the Beta and Delta variants.
