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Outlook

It often takes a few weeks to return to normal activity after the flu. The cough may last for weeks. All anti-influenza drugs have been shown to shorten the duration of illness by one to two days when therapy is started within 48 hours of symptom onset.

For More Information

Centers for Disease Control and Prevention
1600 Clifton Road
Atlanta, GA 30333
1-800-311-3435

National Institute of Allergy and Infectious Diseases
Office of Communications and Public Liaison
6610 Rockledge Drive, MSC 6612
Bethesda, MD 20892-6612
301-496-5717
TDD: 1-800-877-8339

American Lung Association
The American Lung Association
61 Broadway, 6th Floor
New York, NY 10006
1-800-LUNGUSA