The Dangers of Crunches

Name: The Dangers of Crunches
Uploaded: 2010-07-10T12:03:39+00:00
Duration: 4 min 15 s
Channel: MarkYoungTraining
Description: A pig spine is dissected to illustrate the dangers of doing crunches for abdominal training. For more great content check out www.markyoungtrainingsystems.com.

MarkYoungTraining

A pig spine is dissected to illustrate the dangers of doing crunches for abdominal training.  For more great content check out www.markyoungtrainingsystems.com.

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