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

Although this year’s flu vaccine doesn’t protect as well against the dominant subclade K strain, doctors still say that ...

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 ...

As flu cases are surging across the United States, here's what to know about whether or not you can still get the vaccine.