Sun Murtinová

Sun Murtinová

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Sun Murtinová
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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.

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 Westsi