Alternative Exercises Lying Leg Raise, Double Crunch, Lying Leg Raise to Butt Up  

Alternative Exercises Twisting Side Plank, Side Plank, Plank Hip Dip  

Alternative Exercises Dumbbell Roll Up, Sit-up  

Alternative Exercises Weighted Twisting Crunch, Dumbbell Plank Pull Through  

Alternative Exercises Barbell Ab Roll Out, Hollow Hold  

Alternative Exercises Lying Leg Raise, Lying Leg Raise to Butt Up  

Alternative Exercises Plank Hold, Plank Jacks