The Muscles at the back of your thigh, hamstrings, are made up of three muscles: biceps femoris, semitendinosus, and semimembranosus. The second biggest muscle in the leg plays a critical role in knee ...
THE LEG CURL is one of the best machines—and best methods, period—for building hamstring strength and size. There are two types of hamstring curl machines, and you're likely to find one or the other ...