RadioMD News... I'm John Byrd People with a history of depression are more than 3 times as likely to develop Parkinson's disease, says a new study. Although experts caution that one does not necessarily lead to the other, there does seem to be a connection. They are investigating the possibility that the parts of the brain that regulate mood are affected first. Having eyesight that is 6x greater than 20/20 vision may only be a few years away for some. An artificial lens that is designed to replace the eye's natural lens could be implanted as quickly as an eight-minute procedure. Clinical trials are currently underway. And... Memorial Day is upon us. Here's some health measures to ensure your day is a safe one. Make sure your meat is cooked properly by using a meat thermometer, and refrigerate foods promptly to avoid food poisoning. Also wear insect repellent and be on the lookout for ticks as well. Don't forget the sunscreen. Finally, practice patience while driving. Frustration with traffic jams can lead to accidents. Have a happy, healthy and safe Memorial Day. For RadioMD News, I'm John Byrd. For health talk 24/7, log on to RadioMD.com