Black widows and brown recluses: They're the spiders we fear, but could you tell whether one's bitten you? Here are the symptoms of a bad spider bite.

RSV is a common, contagious disease, but if premature babies or babies with lung or heart problems catch it, they have a high risk of getting very sick. Learn prevention tips and warning signs.

Four easy, cost-effective tests everyone should get—including three simple blood tests.

10 tips for saving money on your health care—from medications to doctor visits to tests and referrals.

Health experts give you the real scoop on 10 common cancer questions. Included: artificial sweeteners, cell phones, headaches and radiation.

When you see someone having a seizure, trying to figure out how to help can get scary. But there are plenty of things you can do.

Liposuction works by removing unwanted fat from people who are at a healthy weight. It's a refining technique.