I used to be able to do 100+ crunches, but now I can only do 40 and my abs feel like they're burning so badly(after). I don't do crunches often anymore. I lost weight(about 5 pounds) before this ...
With most abdominal excercises i tend to get a pain in my back. I've been looking all over for excercises that are hard on the abdomen but easy on the back. But whenever i find some reference to an ...