28-Days-to-Lean Meal Plan
With the right plan and the right discipline, you can get seriously shredded in just 28 days.
Read articleStanding on inflatable balls is an expensive way to train your core. But you can get an even better (and cheaper) workout with one-legged exercises or lifts using one arm at a time. Doing conventional lifts without the stability that comes from working both limbs together taxes your core to keep you balanced. The single-leg row doubles the challenge: one arm works while you’re standing on only one leg.
SEE ALSO: 7 Best Barbell Exercises for a Strong Core
Pro Tip: Lifting on one leg improves proprioception and foot strength.