Scientists believe that maintaining sufficient levels of vitamin D can lower the risk of developing multiple sclerosis (MS). But can high doses help people who already have the disease?

Having too much fun in the sun may lead to unexpected consequences, such as skin cancer. Along with sunscreen and limiting exposure, scientists may have found another tool to help prevent skin cancer.

For women with fertility issues, in vitro fertilization (IVF) is often a viable treatment. The success or failure of IVF does not seem to be influenced at all by the weight of the women, researchers have found.

Need to find relief for the constant pain in your lower back? A new study recommends that you sign up for a stretching or yoga class. After a few weeks, you'll feel the difference.

U.S. Food and Drug Administration officials announced that Eli Lily and Company have voluntarily pulled Xigris (drotrecogin alfa) from all markets because the medication failed to show increased survival for patients suffering from severe sepsis in a major study.

Human papilloma virus (HPV) is no longer just a concern for girls and women. Boys and men are vulnerable to this virus that's known to cause a number of different cancers.

About 11 percent of Americans aged 12 and over take antidepressant medications. Yet only about one-third of severely depressed people are on such medication.

What you eat today could impact your health 10 years from now. That's what's becoming increasingly clear in medical research, and a new study confirms this.

Viral therapy is one of the amazing new frontiers in medicine. And the pesky herpes virus is at the center of a potentially groundbreaking advancement in cancer therapy.