eyes on medicine

most people with diabetes test their blood glucose levels by pricking themselves at least once a day which is painful and inconvenient. Now Google is developing a soft contact  lens that can measure glucose levels painlessly through the eyes natural fluids teats meanwhile some surgeons are wearing special glasses with a patent medical  data embedded inside when they operate. The glasses let them see important information such as whether the patent is allergic to certain medications without turning away to look at a computer.Every minute saved can be matter of life or death.