A future Apple Watch could offer blood sugar and pressure measurements
(iMore iPhone)

What you need to know A future Apple Watch could be capable of measuring blood sugar levels and blood pressure. Apple is working with a UK company that has sensors capable of measuring such things. All thanks to UK company Rockley Photonics. A future Apple Watch could be able to measure a user`s blood sugar level as well as their blood pressure via a noninvasive method thanks to specialist sensors created by a UK startup. Rockley Photonics already has sensors similar to those used on the back of Apple Watches sold around the world, but it`s also working on something that`s much more capable, according to a Gadgets and Wearables report. Rockley Photonics lists Apple as one of its biggest customers. The light on the underside of a smartwatch probes under the skin where it is scattered by blood vessels and cells and the interstitial fluid in between. The reflected light is analyzed by the wearable to capture info such as heart rate and heart rate variability. Red LED is used t...