The hamstring is a posh muscle that crosses 2 main joints (hips and knees). This train is an incredible check in your hamstring stability and power in each the concentric (shortening) and eccentric (lengthening) part.
1) have interaction your core to stabilise your backbone
2) raise your hips off the bottom utilizing your gluts
three) contract your hamstrings to drawer the ball towards you
four) proceed to manage your hamstring of their eccentric or lengthening part to return the ball to beginning place
5) keep away from dropping your hips or dipping your decrease again all through the train.
Try extra video recommendations on our youtube channel: http://bit.ly/1bjdiBH