April 2008
Archive For April 2008
Acne Overview
Acne vulgaris, or acne, is a skin disease. It is also called pimple or zit. It is caused by the changes in the hair follicle and the sebaceous gland surrounding it. The sebaceous gland produces sebum, an oily substance that makes the skin and hair waterproof to avoid drying. Excess production of sebum blocks the [...]