A new study shows that the body’s early immune response, not the virus itself, often determines how severe a rhinovirus cold ...

Who knows why different people have different symptoms with the common cold? Well, a new study used laboratory-grown noses ...

Florida reported 20 outbreaks of flu in 12 counties Jan. 4-10. What to know about symptoms, when to call a doctor.

COVID-19, the flu, and RSV are currently circulating and share many similar symptoms. Symptoms for all three illnesses can include cough, fever, fatigue, and a runny or stuffy nose. Medical attention ...

Is that cough and lingering headache a sign of a common cold, the flu, or worse — COVID-19? The seasonal winter holidays bring a spike in cold, flu and COVID-19 symptoms and case according to Johns ...