glute ham developer
Video: How to Properly Do GHD Sit Ups
The glute-ham developer (GHD) sit up is an oft misunderstood exercise. Watch this video to see the difference between a badly executed GHD sit up and one done properly.
Breaking Muscle Video - GHD Sit Up & Hip Extension
The Glute-Ham Developer (GHD) is one of the most effective training tools available. This video outlines the proper form for two popular movements, the GHD Sit Up and the GHD Hip Extension.
Traver H. Boehm
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