Purpose: Develops core strength.
1. Begin on all fours with your hands directly below your shoulders and your knees directly below your hips.
2. Inhale to extend your legs away from your body into a plank position.
3. Exhale to lift one leg up inline with your spine, then inhale to return it back. Repeat on the other leg.
Perform 2 sets of 10 repetitions, keep your core engaged throughout and avoid allowing your hips to sink down.