Keratosis pilaris is a very common harmless skin condition appearing as small, whitish bumps on the upper arms and thighs, especially of children and young adults.Individual lesions of keratosis pilaris begin when a hair follicle becomes plugged with keratin, a protein found in skin, hair, and nails.
Are you bothered by small bumps along your upper arms or thighs? These bumps are most likely a skin condition called keratosis pilaris. Just like acne, rosacea, and melasma, keratosis pilaris is a medically benign (harmless) condition, but it can still leave you feeling self-conscious of your appearance. This post will tell you a little more about keratosis pilaris, who is most susceptible, and what you can do about it.