Finding a lump on your body can be worrying, but it’s important to know how to identify if it might be cancerous. Most lumps are benign and harmless, but cancerous lumps often have specific features.

Nodular acne is a painful, severe form of inflammatory acne that forms hard lumps under your skin. You can use prescription-strength medications like isotretinoin to treat nodular acne effectively. If ...

The symptoms of hidradenitis suppurativa (HS) can range from mild to severe. HS causes a combination of boil-like lumps, cysts, blackheads, scarring, and channels in the skin. HS is a chronic skin ...