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 ...

One way to prevent muscle cramps is to get enough of these nutrients: potassium, sodium, calcium, and magnesium. They’re called electrolytes, and this WebMD slideshow can help you find them in these ...

Tooth sensitivity following the placement of a filling is fairly common. A tooth may be sensitive to pressure, air, sweet foods, or temperature. Usually, the sensitivity resolves on its own within a ...

There are five kinds of hepatitis. Each has different causes, with one commonality: Hepatitis causes your liver to get inflamed. Hepatitis disease can also sometimes be spread through sexual contact.

Catatonia is often dramatically portrayed as a condition that belongs in horror movies, presenting someone as completely motionless or immobile for shock value.

Many men go through a phase when they take a hard look at the life they're living. They think they could be happier, and if they need to make a big change, they feel the urge to do it soon. These ...

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 ...

Grounding, also known as earthing, is when you stand on the earth or have contact with a product that’s grounded into the earth. This is thought to connect your body to the natural electric charge of ...

Supplements, like any medicine, come with risks. Thunder god vine, for example, has unpleasant side effects that may outweigh any potential benefit to your joints. Chaparral, arnica, and homemade ...

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 ...

Chemotherapy -- a treatment for cancer that uses strong drugs -- can lead to what’s sometimes called “chemo brain.” You may have trouble remembering details like names or dates, have a hard time multi ...

You know that obesity and high blood pressure can raise your risk for a heart attack, but WebMD's slideshow illustrates some lesser known triggers that might surprise you.