Harvard University Health Services

Health Topics: Colds and Flu

Knowing When To Call

Tips to help you know when to call the doctor when you think you may have a cold or the flu.

Prevention

Tips on staying healthy during the cold and flu season.

Self Care Tips

Self care tips for cold and flu season.

Symptoms

You can feel it coming, the scratchy sore throat, muscle aches, maybe a dry cough, headache, or lethargy.