![Google's Contact Lense for Diabetes](https://hight3ch.com/wp-content/uploads/2014/01/contact-lense-diabetes.jpg)
Google have jumped on the wearable electronics band wagon with a prototype contact lens which could be a lifeline to millions of diabetes sufferers worldwide. The lens measures the glucose levels in the tears of the wearer using a minute sensor, which it analyses to assess their blood sugar level.