In other words, you can turn a Bosu ball to either side and still get a killer workout on the wobbly surface of the inflated side or flat section. As a result, you'll engage your core while using ...
While I can comfortably pass the 10-second one-leg test, I know my core and stability need some work, so - never one to shy away from a challenge - I attempted working out using a Bosu ball (also ...