Yoga Self-Taught Author:Andre Van Lysebeth The study of hatha yoga is primarily for the beginner who wants to learn the correct practice of yoga but lacks the opportunity to attend classes. It is based on a medium stage of difficulty that most Westerners can reach within a few weeks. The postures, or asanas, are described in the fullest possible detail through all their preliminary and i... more »ntermediate stages: for each asana, the duration, method of breathing, how and where to concentrate the mind, the beneficial effects, and any contraindications are given.« less