Core training isn't just about strengthening the stomach; core exercises help to build strength in all of the muscles of the mid-section of the body, including muscles in the upper legs and back as well as the stomach. Learn more in this free core training video lesson.
Expert: Kirk Vickers
Bio: Kirk Vickers is the owner of TRIAD Performance Gym and Training Center. He was twice voted as one of Americas Top 100 Trainers by Mens Journal Magazine.
Filmmaker: Travis Waack
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