(Active) Hip Flexor Stretch Posted on December 30, 2017December 30, 2017 by Dr. Aaron Horschig https://squatuniversity.com/wp-content/uploads/2017/12/active-hip-flexor-stretch.mov Published by Dr. Aaron Horschig Doctor of Physical Therapy, CSCS, USAW coach and athlete. View all posts by Dr. Aaron Horschig
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