Stretch marks (striae) result from rapid stretching of the skin which may occur with obesity, pubertal growth spurts, pregnancy, or from other influences such as Cushing syndrome.
Review Date 6/19/2021
Updated by: Ramin Fathi, MD, FAAD, Director, Phoenix Surgical Dermatology Group, Phoenix, AZ. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.