A cyst is a sac of tissue containing fluid or air that can form in many areas of the body. Cysts often do not need to be removed unless they are causing pain or other problems. There are several ...

DEAR DR. ROACH: I’m 80 and in very good physical shape. I walk 10-20 miles or more on hiking trails weekly, even though I have a pacemaker. I fell down our stairs hauling boxes and hurt my knee. I ...

Now, in her latest Instagram video, dermatologist Sandra Lee, MD goes after a huge cyst on a woman's back-and she's not afraid to make a few puns about it. "I got yo back #cysta ," Dr. Pimple Popper ...

Colino is a contributor for TIME. Colino is a contributor for TIME. Ovarian cysts, which are small fluid-filled sacs that develop in or on the ovaries, are very common and are usually harmless. In ...