Add Yahoo as a preferred source to see more of our stories on Google. Now, before you go grabbing that pump, you’re going to want to make sure you have the right ball size on hand. To do that, all you ...

Step aside, boring ol' squats and lunges. We just discovered a new butt exercise that's about to take our derrieres to the next freakin' level of sculpted. Fitness expert Anna Kaiser, who's been ...

You deserve a better ab workout than crunches. Strength training can help you build an athletic core. Equipment like a slam ball or medicine balls provides a more dynamic workout for gains. Stability ...

Now, before you go grabbing that pump, you’re going to want to make sure you have the right ball size on hand. To do that, all you need to know is your height. If you’re 5’5” or shorter, stick to a 55 ...

If you’re looking to seriously work your core, locate a stability ball and keeping reading. Swan rates this move as a 7 out of 10 in terms of difficulty. Much of the challenge comes from the fact that ...

The only core move I've really done with a stability ball is stir the pot, and that one exercise is tough enough to instill some major respect for this underrated piece of equipment. When I saw that ...

Runners tend to think of instability as a condition to avoid or a problem to solve, but adding a dose of wobbliness to your workout is actually beneficial. And one of the best ways to (literally) ...