It can sometimes be challenging for ophthalmologists, making definitive on-the-spot diagnoses of eye problems. A new "smart" contact lens is designed to help, however, by changing color in response to ...

People with diabetes often have to check their blood sugar using a drop of blood squeezed from a finger, thigh or some other part of the body. It's an unpleasant part of managing the disease, but when ...

(Nanowerk Spotlight) Diabetes affects millions of people worldwide, requiring constant monitoring of blood glucose levels to manage the disease and avoid complications. Typically, this involves ...