It takes 2 weeks after a flu shot for the body to develop immunity.
influenza
Best way to avoid the flu? Cheat
Vaccine gives the body a head start in fighting the virus
Arthritis & Clinical Immunology Research Program
James, Judith A.
Is a cold? Is it the flu?
Is it a cold? Is it the flu? How do you know the difference? Dr. Chakravary tells you in 30 seconds.
OMRF scientist gives tips for a healthy Thanksgiving
Simple measures can keep your family well during the holidays.