The armpit is rich in sweat glands and the pores from these can become blocked, which may go on to become infected, causing a sore lump. Many of these do eventually go on their own, so leave it ...

Medically reviewed by William Truswell, MD Hidradenitis suppurativa (HS) causes painful bumps under the skin, typically on skin folds, like the groin area, armpits, inner thighs, buttocks, and under ...

Finding a lump can be ... a golf ball be a lump under the skin or a growth that hangs off your skin For example, if you have a lump or swelling on the side of the neck, armpit or groin, it could ...

A lipoma is a lump under the skin that occurs due to an overgrowth of fat cells. Lipomas are typically harmless but people may wish to remove one that causes pain, complications, or other symptoms ...

armpits, or buttocks. The most common signs of hidradenitis suppurativa are painful, pea-sized lumps under the skin, per Mayo Clinic. The condition starts with one painful lump that can persist ...

a bunch of new bumps popped up on the skin between my breasts, as well as on my armpits, groin, and thighs. It was like the HS kept finding new places to grow. They became so painful, causing this ...