Sit-ups wrecking your back? The 'body saw' is not only safer, but also activates more muscle ... - Forum by Three Retired Teamsters

Sit-ups wrecking your back? The 'body saw' is not only safer, but also activates more muscle ...

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  • T-Link Reporter
    News Reporter
    • Jan 2023
    • 103314
    #1

    Sit-ups wrecking your back? The 'body saw' is not only safer, but also activates more muscle ...



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