Milia, also called milk spots, are small, pearly white cysts that form under the skin. They develop when keratin—a protein that makes up hair, skin, and nails—gets trapped beneath the surface. About ...

Cysts and fatty growth can also form lumps under the arm. Axillary is the medical term for the armpit area. This article explores causes, symptoms, diagnosis, and treatment for armpit lumps.

Ovarian cysts are fluid-filled sacs that develop on or inside the ovaries. While most cysts are harmless and resolve on their own, some may cause discomfort or lead to health complications.