The three doshas enable the spiritual and mental planes of existence to express themselves through the physical body. Vata is in charge of all motion in the body and mind. Everything that moves, from a molecule to a thought, moves because of vata, and every motion of any kind influences every other motion….Pitta is in charge of all transformation in the organism. Digestion of food by the gut, of light by the eyes, and of sensory data by the brain are examples of pitta’s activities. Kapha is the stabilizing influence in the living being. It lubricates, maintains and contains, and its various activities, like those of vata and pitta, are interrelated