The pull-up is the ultimate closed-chain exercise in the gym for the upper body. One might master pushups and feel like they’ve hit a plateau, but the pull-up will remain as challenging as ever. The ...
Recruits of Fox Company perform two sets of 30 pull-ups followed up by sets of push-ups and crunches during a physical fitness session at Marine Corps Recruit Depot San Diego, July 28, 2014. Drenched ...
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