Bionics| Tech»
Hydrogel lenses could alert the diabetics to eat or take insulin
Diabetics are encountering the unenviable task of checking their blood sugar levels constantly, usually through a repeated ritual of pin-pricks and blood drawing. But a new non-invasive technology developed by a biochemical engineer at the University of Western Ontario lets diabetics check on their glucose levels with contact lenses that change colors as their blood… »