Four rounds of the following 50/10’s:
- Reverse Crunches (with a weight if your back is good)
- Left leg jack knife sit ups (make it harder by not letting your shoulder blades touch the ground)
- Right leg jack knife sit ups
- Left side roll up (with weight)
- Right side roll up (with weight)
- Leg Lifts
- Left Obliques
- Right Obliques
