Getting vaccinated is the best protection from the flu, Koh said. Everyone 6 months and older should get a flu shot every year. Last season's vaccination campaign prevented almost 5 million cases of the flu, 2 million doctor's visits and 40,000 hospitalizations, according to CDC estimates.
To learn more about the flu, visit the U.S. Centers for Disease Control and Prevention.
Copyright © 2012 HealthDay. All rights reserved.