Health Topics A-Z

  1. Home
  2. Health
  3. Health Topics A-Z

Influenza

Influenza

Influenza is a viral infection of the respiratory tract that causes coughing, breathing difficulty, fever, headache, muscle aches and weakness. The virus is spread from person to person by inhaling infected droplets from the air.




Review Date: 12/4/2007
Reviewed By: Arnold L. Lentnek, M.D., Division of Infectious Disease, Kennestone Hospital, Marietta, GA. Review provided by VeriMed Healthcare Network.
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. 1997- A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.
adam.com

Explore Health Topics A-Z

About.com Special Features

Do I Have Allergies?

Are your symptoms merely irritating, or could they be a sign of allergies? More >

Preventing Headaches

The best way to treat a headache is to prevent it. Learn how. More >

Health Topics A-Z

  1. Home
  2. Health
  3. Health Topics A-Z

©2009 About.com, a part of The New York Times Company.

All rights reserved.