Google’s new experimental project is inventing ‘Smart contact lenses’ to help people with diabetes to manage their disease by measuring the glucose levels in their tears. At present, most people with the disease monitor their glucose levels by testing drops of blood.
It’s early days yet but a tiny wireless chip and miniaturised glucose sensor is to be embedded between two layers of lens material. It will continuously monitor the level of glucose in the bloodstream and relay that information to a smartphone or computer. This will prevent the more serious side effects before they