Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. These fluid-filled sacs ...

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 ...

What is an ovarian cyst? Generally an ovarian cyst is a fluid collection in one or both of the ovaries. In women who have not gone through the menopause (when periods stop permanently) the ovaries ...