Stability balls are large, inflatable balls that can ... Your pelvis, shoulders, and ears should make a vertical line. Slightly bounce up and down to produce this alignment (and have some fun!).

All right, guys. We're going to do a 10-minute, total body workout using the stability ball. So let's get started. We're going to start with the overhead reach. So the ball high in the air ...

Another exercise that Sonnalli did in the video using the Swiss ball was bouncing and rolling. Bouncing on the ball in circles with your legs wide open allows the pelvis to remain open and engaged.

The next time you’re in the gym, or after a new piece of kit for home workouts, here’s why you should consider the stability ball… OK, let’s see a show of hands: whose go-to piece of kit ...