|Function:||Leg Ext (Vertical)|
Stand straight with feet shoulder width apart.
Swinging both arms back to each side and squat down by bending knees and hips. Swing arms forward and jump upward. Immediately pull knees up toward chest. Extend body vertically, land, and squat down to absorb impact. Pull arms back and repeat if needed.
Movement can be performed in successive repetitions or as single rep. If performed as successive reps, immediately jump upward after making contact with floor.