I would kill to have killer abs on my body. For $30 maybe I can with this, the Cross Crunch. Apparently it targets your entire abs in a fast and effective complete ab workout in 90 seconds. Suzi ...

As a former U.S. Marine, Erin Oprea is dedicated to fitness. Now a Nashville-based personal trainer with clients like Carrie Underwood, she uses her expertise to help those with busy lives stay fit.