The book, ‘Light on Yoga: The Classic Guide to Yoga by the World's Foremost Authority’ provides reliable and accurate information on the subject of Yoga and tells the readers about the correct techniques of practicing Yoga. This book is written in such a manner that makes it easy for readers to understand the steps without any trouble. The descriptions of Yoga forms given in the book make it easier for readers to practice it by themselves. This book serves as an introduction for beginners who are looking to learn the unique practice of Yoga. It has been authored by the famous B.K.S. Iyengar, who is known for his mastery over the topic of Yoga.