Machine reverse hyperextension, usually just known as the reverse hyper. Main muscles worked: Gluteus Maximus, Hamstrings, and Erector Spinae (spinal erectors). Often used to treat lower back pain sufferers. Machine was invented by Louie Simmons of Westside Barbell.
70 Home Gym Design Ideas
Home Gym Design, Pictures, Remodel, Decor and Ideas - page 9
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Use resistance bands to help develop the strength needed to do body-weight pull-ups and chin-ups