A cold begins when a virus attaches to the lining of your nose or throat. A doctor can usually tell if you have the flu based on your symptoms, especially if it’s during peak season. Bird flu ...

The symptoms of COVID-19, the flu, and a cold have some overlap but are often different. As a rule, flu and COVID-19 symptoms are more severe than cold symptoms. Your symptoms can help you tell ...

Here's the truth about the flu. Are colds and flu the same thing? No. Although colds and flu are both respiratory illnesses, they're caused by different viruses. They have some of the same ...