Eating fish is good for your heart but taking fish oil capsules does not help people at high risk of heart problems who are already taking medicines to prevent them, a large study in Italy found.

Pour on the olive oil, preferably over fish and vegetables: One of the longest and most scientific tests of a Mediterranean diet suggests this style of eating can cut the chance of suffering heart-related problems, especially strokes, in older people at high risk of them.

The world seems surprised that an 85-year-old globe-trotting pope who just started tweeting wants to resign, but should it be? Maybe what should be surprising is that more leaders his age do not, considering the toll aging takes on bodies and minds amid a culture of constant communication and change.

Deep-fried foods may be causing trouble in the Deep South. People whose diets are heavy on them and sugary drinks like sweet tea and soda were more likely to suffer a stroke, a new study finds.

A new study shows how important it is for men to carefully consider treatments for early-stage prostate cancer. Fifteen years after surgery or radiation treatment, nearly all of the older men in the study had some problems having sex.

Fact or fiction? Sex burns a lot of calories. Snacking or skipping breakfast is bad. School gym classes make a big difference in kids' weight.

Health officials say nine more deaths of children from the flu have been reported, bringing the total this flu season to 29.

Nearly as many Americans die from guns as from car crashes each year. We know plenty about the second problem and far less about the first. A scarcity of research on how to prevent gun violence has left policymakers shooting in the dark as they craft gun control measures without...