what are leg strengthening exercises?
['1 Plyometric Lunges. Start standing then take a step forward with right foot and drop into a lunge where left knee taps floor. ... ', '2 Straight-Leg Calf Raise. ... ', '3 Bent-Knee Calf Raise. ... ', '4 Eccentric Calf Raises. ... ', "5 Farmer's Walk on Toes."]