It is not magic or mysticism either. For thousands of years the Yogis of India have used the simple, reasonable principles of Yoga to regain the zest and enthusiasm and good health of their youth, to preserve into middle age the clear-thinking and sound physique of manhood, and to continue enjoying even in old age the resilience, healthfulness, and well-being of their younger years. oga can take years off your face and years from your body - and add years to your life.
Written in 1961, this was a great book and quite relevant to today's modern age as it was 60 years ago. I'll definitely refer back to this book throughout my lifelong practice.