Tác giả: Colin Shelbourn

First developed by Frederick Alexander in 1890, the Alexander technique retrains the body to work in a more economical and less stressful way, and can be used for improved breathing and joint mobilit …

Free Your Back will change the way you stand, walk and sit. The advice will help you to ease those painful stiff necks and backaches and allow you freer movement and better balance throughout your bo …