Grappling / Fitness
JitsTV: Have You Been Stretching Properly?
Jits Magazine / November 8, 2012 - 6:05pm
Dr. Andreo Spina shows you how to properly stretch your hamstrings without damaging yourself. Dr. Spina is the founder of the Functional Range Conditioning (FRC) system and conducts seminar on the system all over the world.






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