Vitamin D has become one of the most widely used supplements in America.

Moms-to-be try to do everything they can to have a healthy pregnancy, such as taking the right prenatal vitamins, exercising ...

You can overdose on vitamins. Taking too much—especially of fat-soluble vitamins (A, D, E, K)—can lead to serious health ...

A daily vitamin D supplement may quietly supercharge chemotherapy. In a small study, women who took low doses alongside treatment were far more likely to see their cancer vanish than those who didn’t.

It can be easy to think you get plenty of vitamin D when you live in a country bathed in sunshine, but the reality is more ...

Vitamin D has become one of the most popular supplements in America.