Gym ball exercises are the underrated Pilates alternative. They challenge the core, shoulders, arms, and back in a similar way and use a versatile fitness essential. I love a Pilates workout at home.

Stand with your feet shoulder-width apart, knees slightly bent. Hold a medicine ball by your right hip. Use your hips and ...

I see people using those big rubber balls in the gym all the time. What is the point of them? What muscles can I use them to work? The big rubber balls in the gym, generically called "fitness balls", ...