A problem in the bedroom may be the first warning that something is wrong with a man’s heart, years before symptoms appear. A major new review reveals why, including the role of a molecule essential to both sexual performance and cardiovascular health.

You know what stress does to your sleep and peace of mind. But its hidden effects may be changing your heart in ways you can’t feel yet. Here’s why that strain deserves attention — and how to reduce its grip.

The older we get, the less attention we give to the health of a particular organ. Now research ties it to a 50% lower risk of death and better odds against cancer. That’s a wake-up call to give this forgotten gland the attention it deserves.

Orange juice may have more going for it than vitamin C. Researchers found that a daily glass changed activity in genes tied to inflammation, blood pressure and metabolism. That’s worth raising your glass.

Belly fat becomes increasingly common as we age. But researchers have discovered something that could make it far more dangerous: having too little of one important vitamin at the same time.

Coffee has been linked to liver health before. This time, however, researchers saw changes in blood proteins, alongside findings inside the liver itself, that make the connection much harder to dismiss…