- CrossFit is the fastest growing fitness pursuit, but some of the things participants do are questionable from a health standpoint.
- According to Dr. Stuart McGill, the spine is most at risk when it’s flexed and loaded with high compression and when it extends while still bearing the high compression.
- Fatigue from heavy, high-rep lifts can cause deterioration of lifting form leading to a higher incidence of disc bulges and herniation.
- Dr. McGill says CrossFit could improve by making a few simple changes, like decreasing the number of reps required on Olympic lifts.
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