1
Start in a plank position with hands shoulder-width apart, shoulders directly over wrists, body in a straight line from head to heels, and core engaged
2
Maintain neutral spine alignment with a slight forward lean. Engage core and prepare legs for alternating knee drive movements
3
Drive one knee toward the chest in a controlled manner while maintaining plank position with the other leg extended, allowing the working leg to lengthen as it returns to starting position
4
Explosively drive the knee back to the starting position while simultaneously driving the opposite knee toward the chest in a running motion, alternating legs in a continuous pattern