For girls, being obese isn't just a physical challenge. Carrying too many pounds can result in low self-esteem and depression, which in turn makes girls more vulnerable to addiction.

Scientists have finally discovered an explanation for the greater virulence of the deadly strain of E. Coli that swept through Germany recently sickening thousands.

Lithium has long been a useful drug for conditions such as bipolar disorder and cyclic major depression. Though used most often for mental illness, new research suggests the drug may have other uses.

It can be a long and tiring process to get a drug approved by the FDA. Sometimes, drug companies can make changes so that their drug gets the go-ahead. In other cases, the company will simply give up.

Smoking and lung cancer are known links. Now it's becoming clear that tobacco addiction significantly complicates the outlook for men diagnosed with prostate cancer.

Even if a drug was meant to fight one disease, it often happens that the drug can protect patients against other health problems. This seems to be the case with some arthritis drugs.

All drugs have some sort of side effect. It's important to know what these side effects may be. Now, researchers are highlighting one possible risk for patients who are taking certain cholesterol drugs.

Coffee may offer a protective benefit against Alzheimer’s disease that other caffeinated drinks don’t—and now researchers are closer to figuring out why.

Millions of people use over-the-counter pain relievers known as analgesics and nonsteroidal anti-inflammatory drugs (NSAIDs) every day. A new study shows that using a certain one of these medicines on a regular basis carries risks.

Adolescents may not be as influenced by rock stars and celebrities as once thought. Believe it or not, your children do not look to rock stars and celebrities as their sexual role models.