Coronavirus
5 things we know and still don鈥檛 know about COVID, 5 years after it appeared
Scientists still aren't clear where it came from, and they are still trying to understand...
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Trump chooses controversial Stanford professor Dr. Jay Bhattacharya to lead NIH
A leading critic of the federal response to the COVID pandemic, Bhattacharya promises reforms.
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Don鈥檛 throw out expired COVID-19 tests, FDA says
According to the FDA, expiration dates can be extended when the manufacturer provides data showing...
Do I need a second dose of the new COVID-19 vaccine?
The CDC has just announced a second shot for elders and the immunocompromised people -...
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Study: Severe COVID raised risk of heart attack, stroke as much as having heart disease
Being hospitalized for COVID in 2020 amplified the risk of heart attacks and other cardiac...
Do at-home COVID tests actually expire?
Can you use an at-home COVID-19 test past its expiration date 鈥� and can it...
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Here鈥檚 why getting a COVID shot during pregnancy is important
Nearly 90% of babies who had to be hospitalized with Covid-19 had mothers who didn鈥檛...
Nursing aides plagued by PTSD after 鈥榥ightmare鈥� COVID conditions, with little help
COVID killed more than聽3,600 U.S. health care workers聽in the first year of the pandemic. It...
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Study shows how pandemic affected teen boys and girls differently
Teen girls were more adversely affected than teen boys, with girls鈥� brains aging more than...
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New COVID-19 XEC variant circulating just before fall
Centers for Disease Control and Prevention researchers indicate that the vaccine and booster shots should...