With the new year on the horizon, it’s inevitable for us to want to hop on the fitness grind. With this, comes the desire for leaner, more defined abs. To help you feel good (and boost your core) you ...

Hi, and welcome, guys. We're going to do a 10 minute ab exercise. Five exercises, one minute each, and do two rounds of that. So we're going to get started with a simple crunch. Lay on your back.