A fever and a nasty cough can be symptoms of a range of respiratory illnesses. An antigen test that narrows down the culprits can speed up diagnosis and recovery. When you purchase through links on ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Gone are the days of visiting a doctor’s office to determine whether ...

Public health recommendations suggest individuals can resume normal activities 5 days after symptom cessation. However, our study finds that full recovery can take longer, indicating that delayed ...