The best ab rollers work so much more than your core, offering a blend of strength, stability and mobility for a full-body burn.

Becoming an athletic trainer is a rigorous process that includes obtaining a master’s degree, passing the BOC exam, and maintaining your certification with continued education credits.

“First off, let me tell you the ab roller is one of my favorite exercises for abs,” says Ryan VanDyke, Training Mate instructor, private trainer and online nutrition consultant. “This is one ...