Influenza kills 36,000 Americans and 500,000 worldwide each year.
influenza
Columbus brought more than ships to the New World
Explorers brought new infectious diseases with them to the Americas.
Cover your mouth, cover your bases, to avoid flu
Already got a flu shot? There’s more you can do to stay healthy.
Best time for a flu shot: Right now
It takes 2 weeks after a flu shot for the body to develop immunity.
Best way to avoid the flu? Cheat
Vaccine gives the body a head start in fighting the virus
