Full-body warm-up: Begin by increasing your body temperature and preparing your muscles with a half-pyramid of pull-ups, push-ups and squats. Choose to complete between 5 and 10 warm-up sets. Doing 5 ...

We got an inside look at the United States Marine Corps' intense 13-week basic training program. Chief video correspondent ...

Marine Sgt. Dakota Meyer, a Medal of Honor recipient, recommitted to serve his country Thursday during an enlistment ceremony ...