Acne commonly affects the face, neck, back, and chest ... They commonly occur under the skin and are typically harmless. Raised skin bumps can stem from various causes, ranging from minor ...

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 ...

Here’s a summary of the more common causes (and symptoms) of bumps on the scalp. Folliculitis is a skin infection caused by damage to your hair follicles. This infection can result in raised red ...