How to Do the Squat Jack for Quad, Glute, and Core Strength
Squats are popular for a reason. No matter which variation you choose, they not only help build a stronger lower body, but also fire up your core and increase range of motion when performed correctly. Jumping jacks, too, deserve the esteemed reputation they’ve had with fitness since, well, forever. They build stamina, burn calories, and boost cardiorespiratory endurance. What’s more […]