Sitting vs. Lying While Using a Leg Curl Machine

Sitting vs. Lying While Using a Leg Curl Machine. Part of the series: LS - Workout Advice. Hamstrings help in generating tons of power for explosive movements and also in knee flexion. Find out about sitting versus laying down while on the leg curl machine with help from a former University of Texas Longhorns football player, ACE-CPT, NSCA-CSCS, CEO and Founder of Nedufitness in this free video clip.