This year for the second time, flu cases have seen a big spike in the US, with more than 41 states reporting a high number of. Experts say emergency room visits have shot up more than 30 per cent this ...

For a second time this season, at least 41 states are reporting high or very high levels of the flu. Here's how to stay safe.

Most flu vaccines are given with a needle, usually in the arm, but there also is a nasal spray flu vaccine. Most importantly, the flu vaccine is the best way to reduce your odds of spending time ...

That could change if not enough people get their seasonal flu shot. The potential for danger lies in H5N1’s genetic pliability, according to Edwin Michael, PhD, an epidemiologist at the ...

But does it work right away? The answer is no. It takes about two weeks after getting the flu shot for antibodies to develop in the body and provide protection against influenza virus infection ...