You might not notice it, but you twist (and resist twisting) your body all the time in everyday life. When you drive and reach behind you (in my case, to pass snacks to my kids in the back), carry ...

In my 15 years as a certified personal trainer, I've worked with lots of clients who can't easily get onto the floor. Most assume core workouts are off-limits because of this, but some of my favorite ...

Add Yahoo as a preferred source to see more of our stories on Google. Bored with mat-based ab workouts? Standing exercises can offer the long-awaited variety you need! Photo: Getty Images Today, ab ...