Josh wanted to work on his abs. But doing situps and crunches hurt his neck and back. So he read about planking and tried it. After a few weeks, he was able to hold a plank for half an hour. And his abs continued to get flatter and more muscular.
josh wanted to work on his abs . but doing situ ##ps and crunch ##es hurt his neck and back . so he read about plank ##ing and tried it . after a few weeks , he was able to hold a plank for half an hour . and his abs continued to get flat ##ter and more muscular .
But doing situps and crunches hurt his neck and back.