Iridology is such a great tool not only for humans but for cats and dogs. Iridology is not intended to directly diagnose health issues, but many practitioners believe that monitoring the color, patterns and textures of the eye are indicators of trouble.
I use these dog and cat charts to help me distinguish and reveal body constitution, inherent genetic weaknesses, and levels of health. The eyes are fascinating. They can show tissue conditions, inflammation, toxicity, acidity, and a congested lymphatic system This is the system where all diseases begin.