BOSU Circuit Workout: Balance, Burn and Build
Bored with your routine? Throw your core a curveball (literally) with this 20-minute total-body BOSU circuit.At the inception of functional fitness, there was the BOSU — a large, blue pimple composed of half a stability ball secured to a flat rubber platform. But unlike many “fad” training tools, the BOSU still holds its own, providing...