Exercise Instructions:

  1. Set up in a PUSH UP stance, hands placed on the ground under your shoulders.
  2. Bring your knee up and across your body, aiming towards the elbow of your opposite side.
  3. Squeeze your obliques HARD.
  4. Switch sides on every rep.
  5. This looks like a cross between a PLANK and MOUNTAIN CLIMBERS. It has a mountain climber motion, but the slow speed of a plank.

Muscles Worked:

Obliques, abs, lower back.