While the new findings are encouraging, "vaccines won’t do any good if people don’t get them," one expert said.

Plenty of people – about 1 in 3, according to some studies — feel bad for a day or two after they get a flu shot. The most common symptoms include headaches, muscle aches, fatigue and fever, all of ...

A late-emerging influenza A mutation known as subclade K weakened protection, but doctors say vaccination still reduces ...

Even without a perfect match, public health experts say the flu vaccine offers important protection against serious ...

Have you ever wondered why you have to get a flu shot every year, but some vaccines are one-and-done? It all has to do with how and how fast viruses evolve - and that depends on mutation rates.

Used for more than 50 years, the combined MMR vaccine is safe and effective at protecting people from measles, mumps and rubella, tests show. The MMR vaccine was combined to make it easier for people ...

The United States is expected to adopt the vaccine schedule used by Denmark, a much smaller country with universal health ...