Iridology Course When Iridology originated back in Biblical times, it was thought that a healthy eye indicated a healthy body Iridology is an extremely powerful naturopathic diagnostic tool. Diagnosis from the iris of the eye is an invaluable & fascinating technique for both immediate self-daignosis & patient diagnosis in any alternative medicine approach, but especially in holistic nutritional medicine. When you know how to read the sign language of the iris you will be able to make a naturopathic & vitalistic diagnosis of energy & toxin levels in any location of the body. Such diagnosis proves to be of immeasurable help in focusing & monitoring of treatment. Iridology is entirely non-invasive & time & time again proves to be uncannily accurate.