Better Than Crunches?
Your basic ab crunch is good, but isn’t the only effective way to get toned abs. It simply doesn’t activate your core muscles to the extent that other exercises do, it can sometimes hurt your back, and the small motion doesn’t do much by way of calorie burning. So why are you still just doing crunches? What the basic ab crunch does have going for it is its no-equipment, on-the-go nature. You could plop down onto the ground in a park, a hotel room, at the beach or at the gym