We spend a lot of time sitting; at the desk, the computer, in front of the tv, in the car…. If we have bad posture while sitting, back pain and stiffness can result. This little video, talks about the 3 primary curves of the spine. Having good lumbar support is really the most important.
There is a whole world of exercises that can be done on a swiss ball, that are not available otherwise. This particular move is great for strengthening your core. It’s a bit of an intermediate to advanced movement.