Mountain Climber

Start in a push-up position with your arms straight and your body in a straight line from your head to your heels.

1. Lift your right foot and bring your right knee towards your chest.
2. Return your right foot to the starting position.
3. Lift your left foot and bring your left knee towards your chest.
4. Return your left foot to the starting position.
5. Continue alternating legs at a steady pace.

• Keep your back flat and your hips low.
• Engage your core throughout the movement.
• Keep your hands directly under your shoulders.

• Letting your hips sag.
• Rounding your back.
• Not bringing your knees close enough to your chest.