Ovarian cysts, which are small fluid-filled sacs that develop in or on the ovaries, are very common and are usually harmless. In fact, “the process of ovulation—maturing an egg and releasing ...

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 ...

Breast cysts are common, harmless, and often feel like round, movable lumps in your breast. To diagnose a breast cyst, get a mammogram or ultrasound to check if the mass is fluid-filled. Most breast ...

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 ...