Yoga and Its Benefits - Rosie Reynolds
Yoga exercises strengthen the body, give it more flexibility and more energy, at the same time calming the mind and giving it more tranquillity. Conventional exercising expends energy through strenuous activity. In Yoga classes, students claim they are more relaxed with a feeling of inner strength after Yoga.

About Yoga Mats And How To Pick Them - John Furnem
When a person starts practicing Yoga he needs to maintain his calm as well as focus, you will not want anything distracting you from your concentration. There is nothing worse than losing your grip on the floor once changing poses and stretching. Not only does this increase your risk for actually injuring yourself, but also it takes away from the effectiveness of the yoga.