We've tried our fair share of plank variations, but it turns out that one of the hardest might have been right in front of us the whole time. The hardstyle plank looks just like a traditional elbow ...
Barbell Strategy Strength and Conditioning, 2576 Baseline Road, Boulder, 303-857-5732, barbellstrategy.com. Instructor: Jeremy Layport holds a master’s degree in exercise physiology from San Jose ...