The FreeStyle LibreLink diabetes app has been pulled from the App Store in the UK after a bad update. If your install is broken, there's a way to restore the app from the App Store purchases section.
Diabetes RSS
Fitbit has announced that users can now track their blood glucose levels using the Fitbit app. This allows users to visualize variations in their levels, and how they relate to their habits.
According to insiders, it seems that Apple is developing sensors that can help monitor blood sugar levels on the Apple Watch. If implemented, it can help towards better treatment of diabetes.