Influenza

What Is Influenza?
Influenza is a highly contagious viral respiratory tract infection, which affects up to 20 percent of the U.S. population each year.

Some symptoms of the flu include:

  • Cough
  • Fatigue
  • Fever
  • Headache
  • Muscle aches
  • Sore throat

Seasonal Flu
To learn more about the flu, read the following:

Flu Clinics
To locate a flu clinic near you, please visit Where to Get a Flu Shot.

Interactive

For More Information

We hope you find these websites helpful, but please remember that Sharp HealthCare does not control or endorse the information presented on these websites, nor do these sites endorse the information found on www.sharp.com.

For More Information
To learn more about Sharp's services or to find a Sharp-affiliated physician, search for San Diego doctors or call 1-800-82-SHARP (1-800-827-4277), Monday through Friday, 8 am to 6 pm. To find general information about flu care health, visit Influenza in Adult Health or read the Infectious Diseases News archive.