Influenza is an infectious respiratory illness caused by different viruses. Infection can be mild to severe and complications can lead to pneumonia. In most cases, the flu will go away within a week or two.

The common cold and the flu are both respiratory illnesses but they are caused by different viruses. Because the flu and a cold have similar symptom profilesNational Institute of Allergies and Infectious Diseases Symptoms, Flu it can be difficult to tell the difference. Someone with a cold is more likely to have a stuffy or runny nose. In most cases the flu is worse than a cold. Colds do not normally result in pneumonia, bacterial infection and hospitalization like the flu does.

The flu shot is the first line of defense to keep from getting the flu. Other things that can help are washing your hand frequently, eat a healthy diet and get plenty of sleep. Regular exercise helps boost your immune system against the flu. Limiting air travel can help prevent getting the flu. When possible avoid crowded places during peak flu seasons can help prevent getting the flu.

Scientists are working to develop a new flu supervaccine that could help the immune system combat different variants of the flu virus.Time: Getting Closer to a Flu Supervaccine (February 23, 2009)

1. Fever
2. Sore throat
3. Cough
4. Headache
5. Aching body and muscle pain
6. Fatigue
7. Chills and sweating
8. Nasal congestion
9. Loss of appetite

The content in this page is not a substitute for professional medical advice. If you think you have Influenza, please consult your doctor.

• PeaceHealth: Influenza - Alternative Medicine

• Wikipedia: National Influenza Centers