It may say spring on the calendar, but colds, flu and COVID are still making people ill. What you should know.

Hanoi – A three-and-a-half-year-old boy from northeast Cambodia's Kratie province has died from H5N1 avian influenza, marking ...

Colds are typically a mild illness, while the flu can become severe and, in some cases, deadly. Symptoms of COVID-19 include fever, cough, fatigue, headache, nausea, sore throat, runny nose and ...

Vasomotor rhinitis is a cause of runny nose and congestion not related to allergies or an infection. Learn about the symptoms ...

As bird flu outbreaks continue to affect animals, experts answer questions about keeping pets and their owners healthy ...

The infection was detected in a single sheep in Yorkshire on Monday and, while bird flu does not spread easily to people, the ...