Medically reviewed by Casey Gallagher, MD Poor hygiene, an infection, and navel stones are common causes of a smelly belly ...

Navel stones are an accumulation of sebum and keratin that can resemble a large blackhead in your belly button. A navel stone is a hard, stone-like object that forms inside your belly button (navel).

Belly button lint is a fact of life for anyone with an “innie,” or concave navel. Regular bathing will usually keep your navel free from lint or other dirt and grime. In very rare cases, dirt, oil, ...

An itchy belly button can have a variety of causes. Most aren't serious and can be managed at home or with a visit to a dermatologist. Contact your doctor if you are pregnant. An itchy belly button ...