For many years, medical practitioners all around world and specially in EAST, used observation of Pulse, Iris and Tongue as very sensitive and dependable diagnostic tools. Due to unknown reasons, somewhere down the line, the medical fraternity failed to pay sufficient attention towards consistent use and the development of these invaluable techniques. As a result, the treasure was almost lost. This book skillfully derives the interest and explains at length, the wealth of information hidden behind these wonderful techniques. Medical practitioners belonging to any field of specialization would be highly benefitted by these excellent diagnostic tools.