
jack burpee
Cardiovascular systemBody weight

Step 1: Start in a high plank position with your hands directly under your shoulders and your body in a straight line.
Step 2: Engage your core and bring your right knee towards your chest, then quickly switch and bring your left knee towards your chest.
Step 3: Continue alternating legs in a running motion, keeping your hips low and your core engaged.
Step 4: Maintain a steady pace and breathe evenly throughout the exercise.
Step 5: Repeat for the desired number of repetitions.