My Crunch trainer recently introduced me to the assisted pull-up machine, and it might be my new favorite exercise. The machine uses counterbalance weights, which means the higher the weight you set ...
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The pull-ups secret weapon: Why experts say chin-ups are the fastest route to elite upper-body power
Ditch the complicated gym machinery and master your own body weight to build functional strength, a bulletproof back, and sculpted arms with this timeless movement.
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