in longer stance phase (total foot/ground contact time) than a firmer surface. The extent of hip and knee flexion on foot contact were greater on sand, and hamstring activation was higher.If you're accustomed to running mainly on road, Dr Nicholas
/ground contact time) than a firmer surface. The extent of hip and knee flexion on foot contact were greater on sand, and hamstring activation was higher.If you’re accustomed to running mainly on road, Dr Nicholas Romanov, Pose Method founder, advises keeping your