If you get a shot every winter to help you fight the flu, University of Illinois researchers may have a way to make your odds of scoring a knockout even better.
A UI study suggests that older adults who exercise get an added boost from a flu vaccination in the form of elevated levels of flu antibodies. Those antibodies are key to the body's defenses against the flu. A flu shot is designed to spur their production. Still, the result often fails to reach what is considered a protective level in seniors.
The full story is available in our paid story archive.