Ruptured ovarian cysts happen when these fluid-filled sacs in the ovaries break. The ovarian cyst wall opens up, which exposes the fluid in the cyst to your abdominal cavity. Physical activity or ...

Ovarian cysts are very common in people who menstruate, with an estimated 10% to 30% of women — and potentially more — developing at least one in their lifetime. These fluid-filled sacs develop in or ...