Family Health Radio is a brief radio procuction broadcast on over 300 stations. It is produced by Dr. Harold C. Thompson at the College of Osteopathic Medicine and The WOUB Center For Public Media at Ohio University. Since Dr. Thompson is a medical doctor, the topics are typically whole-body-health related; however, he often has topics relating to your eyes.
I recommend that you visit their website and subscribe to their podcast in iTunes or other podcatcher.
Some interesting topics include:

