Medical experts debunk flu shot myths: vaccines use inactive virus that cannot cause illness. Discover what side effects actually mean for your immunity.

The U.S. health secretary told USA Today that he believed the flu jab was a “potential culprit that I cannot rule out” for ...

Nasal vaccines offer convenience and another option for those wary of needles, but traditional vaccines are best for young ...

Amid a severe flu season, the CDC ends its universal flu shot recommendation for kids. Experts explain why this is dangerous ...

The U.S. also endured its highest flu-related hospitalization rates in almost 15 years last flu season, with unvaccinated ...

"We'll continue to monitor what's going on with flu this season, and so the situation may change... But it's shaping up to be a highly active and more severe flu season than what we may have seen in ...