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Pull-ups: The back-building exercise that transforms your upper body faster than machines
Mastering pull-ups is one of the most effective ways to build real-world strength, improve posture, and sculpt a powerful back using just your bodyweight.
Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The upper back is an ...
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE BACK extension, that time-tested move for building back strength, has been around the block. But here ...
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