This document provides an introduction to yoga, including its definition, types of yoga (such as karma, bhakti, jnana, and raja yoga), benefits of yoga (such as flexibility, strength, happiness, and weight loss), and some basic yoga asanas and accessories for beginners. It discusses that yoga comes from the Sanskrit word for "union" and is considered both a spiritual practice and philosophy of life that over 70% of practitioners are women. The typical yoga session includes breathing exercises, meditation, poses, relaxation, and more breathing and meditation.