Today is International Yoga day - a day on which the whole world 'celebrates' the ancient practice of Yog / Yoga, albeit in a much-simplified form as a mere 'exercise' regimen. Unlike its popular format - the Hath Yoga - the term Yoga denotes a set of practices which can be used by a human being to take the path of salvation - Moksha [मोक्ष]. Background There are mainly three pathways to salvation - Karm Yoga, Bhakti Yoga and Gyan Yoga. The three paths are not mutually exclusive. Karm yoga is the path of unselfish action without being attached to the fruits or consequences - the path taught by Lord Krishna in the Bhagwad Gita. Bhakti Yoga is about attaining salvation through extreme devotion towards a god - some examples are those of Meera and Varkari devotees of Bhagwaan Vitthal in Maharashtra. [You can look up more on these online - a lot of information is available on Wikipedia and blogs about these] Gyan Yoga means that one can achieve salvation by gaining knowledge...