health.wusf.usf.edu10d
Is the air quality index actually useful right now?
AQI readings have reported "good" conditions for many recent ... As for schools, Patel says many schools updated HVAC systems ...
CBS News29d
Are you contagious? Check when you're most likely to spread COVID, the flu, norovirus and other common illnesses
It's that time of year! People are spreading holiday cheer — and germs, leading to sicknesses like COVID, flu, RSV, norovirus stomach bug and more. But how long are you contagious? Dr. Carla ...
CNN2d
CIA assesses lab leak most plausible source of Covid-19, though with low confidence
The CIA now assesses the virus that causes Covid-19 more likely originated from an accidental lab leak in China, rather than occurring naturally, according to a statement from the agency Saturday ...
CNN28d
After a long lull, Covid-19 levels are surging in the US
After a relatively slow start to the respiratory virus season, Covid-19 levels in the United States began ramping up just ahead of the winter holidays. In previous years, Covid-19 levels have ...