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) ...

This underrated core exercise strengthens your deepest abdominal muscles, improves posture, and enhances total-body stability ...

Nothing will humble you like an exercise ball. Working with an exercise ball can also help you improve your sense of your body in space, a.k.a. proprioception, Jeffers explains. “Stability ball ...

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 ...

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 ...

This rubber sphere may look unimposing, but a stability ball is the key ingredient to one of the toughest balancing acts you’ll ever try. Gym goals tend to be a combination of: Get stronger, get ...

For a complete fitness program, an inflatable balance ball is indispensable. It will multiply the difficulty of dozens of exercises -- push-ups, sit-ups, leg lifts -- and increase core strength by ...