Thankyou diethealth for allowing me to be the first to show you my skills.... If you me too see more, subscibe A Free online exercise video from die... A Free online exercise video from diet. Along side a regular cardio routine, this Side Physio Ball Crunch workout move will tone your obliques to help reduce that dredded muffin top. It also requires stability, working your entire core muscles. This fitness routine is advanced so take precaution. Why wait for summer, get your best abs now!