What Doctors Can Tell About Your Health Just By Looking At Your Eyes

If seeing well isn't enough of a priority, here's a better reason to get your vision checked regularly: A third of all known genetic syndromes can affect your eyes. In the video below, from National Geographic, Dr. Neal Adams lists the gamut of systemic disorders — diseases that affect the entire body — that ophthalmologists can detect during a simple eye exam. Your eyeballs can show signs of diabetes, nutritional deficits, cardiovascular disease, and nerve damage, to name a few. Here are so...