Iridology was first practiced in the19th century by doctor Hungarian Named Ignatz Von Peczely.
When he was a child he nursed an owl with a broken leg its iris a black stripe that slowly turned
white and then became a tiny black spot as its leg healed. years later as a doctor he noticed a similar marking in the eye of a man with a broken leg Over the years von peczely found many cases in which people suffering from similar illnesses have similar markings in their irises