Even when used properly, complications from the tourniquet can lead to severe tissue damage. However, in the case of severe bleeding and life-or-death emergencies, properly using a tourniquet is an effective way to stop bleeding and keep an injured person stable until they can receive proper medical attention. Emergency scenarios that could require a civilian to use a tourniquet include car accidents, gunshot wounds, deep cuts, or a crushed limb related to a work injury. Most people will never find themselves in a situation requiring the use of a tourniquet but if you do, knowing how to properly use a tourniquet could potentially save someone's life