Stroke: a stroke occurs when there is a blocked (embolism) or ruptured (aneurysm/hemorrhage) blood vessel that supplies the brain, leading to severe and permanent damage to the tissues of the brain. A very severe stroke can cause brain death.
MCT: Marine Combat Training. All non-infantry Marines, upon completion of recruit training, will undergo Marine Combat Training (MCT). MCT consists of 29 days of battle skills training that enables Marines, regardless of MOS, to operate in a combat environment.
An instructor (middle) of Drill Instructor School, Recruit Training Regiment, leads two students on a sprint during interval training aboard Marine Corps Recruit Depot San Diego, July 22. Drill instructors use interval training as one method to get physically in shape for the rigors of recruit training cycles.