Yoga is more than just another way of trying to exercise your mind and body - it's a series of physical stretches or positions of Indian / Hindu roots.
These or poses or asanas (the English translation) can affect your physical, mental, and emotional wellbeing positively.
This book, which should be considered a valuable book of reference, will help the readers understand Yoga, what it does, and how it can be useful for you.
This book focuses on the physical aspects of practici.