yoga means union = this the the science that unites individuals with god.There are 5 basic paths of yoga Raja yoga, hatha yoga, bhakti yoga karma yoga and jana yoga. Most people do the postures and movements of Hatha Yoga. Jnana Yoga is the path of wisdom or the mind. it constantly discriminates between the real and unreal. This reality is an illusion and we want to break free and become one with our source.