Add Yahoo as a preferred source to see more of our stories on Google. CrossFit star Kari Pearce said intense, non-traditional exercises help build abs better than crunches. Her favorite underrated ...

When I started CrossFit almost four years ago, I thought it was strange that we didn't specifically work our abs. But so many of the exercises we do are full-body moves that target our core more than ...

CrossFit star Kari Pearce said intense, non-traditional exercises help build abs better than crunches. Her favorite underrated core moves include hanging leg raises with weight and hollow holds.

If you're looking for strong, defined core muscles, crunches just aren't going to cut it, according to Kari Pearce, a former elite gymnast and six-time CrossFit Games athlete. "I definitely think ...