New test for diabetics: medicine's big thing?

September 12, 2011 12:00:00 AM PDT
About 25 million Americans are living with diabetes. Doctors expect that number to triple by 2030. There have been a lot of advances in helping people with diabetes live better, but one thing that's remained a constant are those frequent and often painful finger pricks to measure blood sugar levels. Now, researchers are working on a way to use patients' eyes instead of their fingers.