Keratosis pilaris (KP) is a common condition that causes small, rough bumps on your skin. These bumps develop ... legs, chest, and back. Keratosis pilaris is a benign (harmless) condition that ...
If you have very sensitive skin, you can limit your exfoliation to one or two times per week. But once you step out of that routine, keratosis pilaris symptoms usually come back, says Bordone.