Unani system of medicine is one of the ancient systems of medicine which is providing wellness to the mankind. The concepts of this system are very rational and logical. The concept of Tabiyat which is related to the body is providing the legend knowledge as pioneer to understand the human physiology. Tabiyat (nature) of the body is known as supreme planner which takes part in every physiological function. Its importance in the human has been corroborated by Unani philosophers in very explanatory and comprehensive way. There are seven factors which considered under the Tabiyat are Arkan (four basic constituents), Mizaj (temperament), Akhlat (humors), Aza (organs), Arwah (pneuma), Quwa (energy) and Afal (functions).