How to do it
Stack your wrists directly under your shoulders throughout each rep.
- 1
Start in a push-up position with your hands shoulder-width apart.
- 2
Bring your right knee towards your left elbow while keeping your core tight.
- 3
Return to the starting position.
- 4
Bring your left knee towards your right elbow.
- 5
Continue alternating sides in a 'running' motion for the desired number of repetitions.
Expert tip
Maintain a brisk pace to keep your heart rate up, but don't sacrifice form for speed.
Common mistakes
- ✕Hips rising toward the ceiling mid-rep
- ✕Sinking the chest and shoulders downward
- ✕Bouncing on the toes without full return