Plank

1. Lie face down on a mat or floor resting on your forearms. Your elbows should be at 90 degrees
2. Tighten your core which is the area around your abs/hips
3. Push off the floor, raising up onto your toes and resting on your elbows
4. Keep your core tight to prevent your buttocks from sticking up in the air or your back sagging
5. Hold the position
6. Complete the necessary repetitions as prescribed by your clinician