Pre-biopsy MRIs can help doctors diagnose and treat prostate cancer more accurately. Here’s when you should get one.

More than 700 species of microbes live in your mouth and they include bacteria, fungus, and more. Some are helpful, and some harmful. Don’t run for your toothbrush or mouthwash just yet. As long as ...

When you scrape your knee, break a bone, or cut yourself, the body is able to heal itself. But that’s not the case with certain conditions, like diabetes or heart disease. Regenerative medicine, a ...

Propofol is a strong anesthetic that's used for surgery, some medical exams, and for sedation for people on ventilators -- never as a sleep aid. It's given by IV and should only be administered by a ...

This “good” cholesterol, called HDL, seems to go up in people who have three or more eggs a day. Of course, LDL, the “bad” type, goes up, too. But the individual pieces of each get bigger. That makes ...

A dental crown is a tooth-shaped "cap" that is placed over a tooth -- to cover the tooth to restore its shape and size, strength, and improve its appearance. The crowns, when cemented into place, ...

Gelatin is a protein derived from collagen, a material found in the bones, cartilage, and skin of animals that's essential for healthy joints. Most often known for its use in desserts, gelatin is also ...

"Encephalopathy" means damage or disease that affects the brain. It happens when there’s been a change in the way your brain works or a change in your body that affects your brain. Those changes lead ...

Learn exercises to relieve knee osteoarthritis pain and stiffness from this WebMD slideshow. Photographs illustrate moves to strengthen the knee and help prevent knee injury.

Bumps, patches, and spots in your mouth can be harmless. But sometimes, they can give clues to what’s going on with your overall health. Infections, stress, medication issues, and even aging can make ...

The active ingredient in peppermint is menthol. Some small studies show it can lessen the pain of migraine headaches. It may also reduce other symptoms like light sensitivity, nausea, and vomiting. A ...

Gums are the tissues that surround your teeth and hold them in place. Gum disease is an infection of this tissue. Your dentist might call it periodontal disease or periodontitis. Gum disease starts ...