Bleeding from most injuries can be stopped by applying direct pressure to the injury. This keeps from cutting off the blood supply to the affected limb. When there is severe bleeding, where a major artery has been severed, pressure may be insufficient and a tourniquet may be necessary.
Review Date 11/13/2021
Updated by: Jesse Borke, MD, CPE, FAAEM, FACEP, Attending Physician at Kaiser Permanente, Orange County, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.