While we are actually enforced to discuss the clear sense of using CGMS* and FGMS* with bureaucrats in Germany and Europe, the Americans do something else:
They. Just. Act.
A good idea: Continuous glucose control with simple tattoos
Here: Information at a glance (with sample picture)
Here: Information for medical ambitious ones (with graphics and much more)
* CGMS = Continuous Glucose Monitoring System | FGMS = Flash Glucose Monitoring System
Made with ♡ in Germany