Eye discoloration is a phenomenon that can be intriguing and sometimes concerning. The color of our eyes is primarily determined by the pigment called melanin, which is produced by special cells ...

Most of us have seen a mood ring in our lifetimes. Depending on your body temperature, the ring would change colors. It seemed like magic back then, but as an adult you may have learned that there are ...

The Food and Drug Administration approved the first artificial iris implant in the United States, giving hope to patients suffering from a missing or permanently damaged iris. The approval of the iris ...

To investigate the influence of seasonal light intensity and patients’ iris color on the visual recovery after anti-vascular endothelial growth factor (VEGF) therapy with ranibizumab or bevacizumab ...