【痤瘡】是一種毛囊皮脂腺的慢性感染性疾病，也稱為尋常性痤瘡、青春痘，俗稱痘痘，在毛囊被死皮細胞和來自皮膚的油脂堵塞且感染時出現。臨床表現可為丘疹、膿疱、結節、囊腫及瘢痕。任何人也有機會出現痤瘡，大部份發生於青春期男女的臉部、胸部上部和背部含皮脂腺數量相對較多的的部位。根據其嚴重程度，痤瘡會導致情緒困擾並在皮膚上留下疤痕。越早開始治療，出現此類問題的風險就越低。
Acne is a common skin disease that causes pimples. Pimples form when hair follicles under your skin clog up. Most pimples form on the face, neck, back, chest, and shoulders. Anyone can get acne, but it is common is most common among teenagers, though it affects people of all ages. Depending on its severity, acne can cause emotional distress and scar the skin. The earlier you start treatment, the lower your risk of such problems.
