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Can A Flu Shot Protect Your Heart?

Getting a flu shot won't only help you ward off a case of the flu -- it may also reduce your risk of heart attack, a new study finds. While prior research has yielded mixed findings in regards to the...
AP

How The Flu Shot Changes With Age

Our immune systems respond differently to flu vaccines as we age, a small U.S. study suggests. The body's antibodies are often compared to foot soldiers defending against foreign invaders. In Wednes...