‘Pitta dosha' is responsible for all types of transformations in the body. Pitta controls digestion of food as well as conversion of light rays falling on the retina to electric impulses. In the brain there is a local ‘Pitta Dosha', responsible for comprehension and analysis of data received. A person with pre determined ‘pitta dosha' is highly intelligent, quick to process sensory inputs and able to reach decisions promptly. Pitta controls emotion like anger, fear and bravado. Pitta controls digestion of food, it is responsible for hunger, appetite and thirst. It gives shine to the skin. In contrast to Vata, Pitta is more physical. There are five types of ‘Pitta Dosha'.