Build agility, endurance, and total body strength with this challenging cardio movement.
Begin in a pushup position. Lift one hand off the floor and bring the opposite leg up and under your body.
Pivot your hips and extend your leg out in front of you.
Rest your forward foot on the floor as you move into a half-seated position with one hand on the floor and one leg back. Return to a plank pushup position and repeat on the other side.