> In a blog update, Verily cited here insufficient consistency in the correlation between tear glucose and blood glucose concentrations to support the requireme

> In a blog update, Verily cited here insufficient consistency in the correlation between tear glucose and blood glucose concentrations to support the requirements of a medical device. Continuing the extremely long and varied history of failures in non-invasive glucose testing, especially those attempting to measure proxies rather than the blood itself: See John Smith's _The Pursuit of Noninvasive Glucose Blood Tests: "Hunting the Deceitful Turkey"_ http://www.mendosa.com/noninvasive_glucose.pdf http://www.mendosa.com/noninvasive_glucose.pdf