Flu, viral fever, and COVID-19 all cause fever and respiratory symptoms, but key differences in onset, symptom patterns, ...

COVID-19 has continued to claim lives at an average rate of about 900 deaths per week in the U.S. over the past year.

With a summer wave of Covid-19 infections sweeping the country, a timely new study has looked at the risk of getting long Covid and whether those odds have changed over time. It found that the ...