The results of the Poorva Janma Karmas or deeds of our past lives to a large extent is the destiny of this birth and is marked in human body as the shape and lines of the hand, for the hand is the most immediate instrument to put into practice the thoughts generated in our conscious mind by the impulses of the account of our past Karmas stored in our unconscious mind. Thus, various diseases fatal or curable occur to us as a result of our past evil deeds.