7 GHD Sit Up Alternatives and Substitutes (Inc. Low Impact Variations)
The GHD sit-up is one of CrossFit’s most polarising movements. Advocates argue it builds abdominal strength through a range of motion no other exercise can match. Critics, including some of the world’s leading spinal biomechanics researchers, argue that range of motion is precisely the problem. The truth, as with most things in fitness, sits somewhere […]
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