Core Videos
Core Videos
(Courtesy of http://www.youtube.com/crossfithq)
L-Sit Demos | Back to top
Knees to Elbows Demo | Back to top
GHD Sit-up Elements Lecture Clip | Back to top
Glute-ham Sit-up Demo | Back to top
Back Extension, Hip Extension, Hip-back Extension | Back to top
(Courtesy of http://www.youtube.com/crossfithq)