This exercise is great for hamstrings and quadriceps.
To perform this exercise you need a flat bench or you can simply perform it on floor.
Lie face down. Hips are on the edge of the bench. Legs are straight and toes resting lightly on the floor.
When performing this exercise it is essential to squeeze your glutes and hamstrings and straighten the legs until they are level with the hips.
Lift one leg higher then the other and alternat