The association between insulin adherence and within target blood glucose levels is well documented.16–18 Large controlled clinical trials have demonstrated that intensive insulin treatment of diabetes can significantly decrease the development and/or progression of the complications of diabetes.12,19,20 Similarly, evidence shows that SMBG21–23 and CGM23–26 can help people living with diabetes detect blood glucose levels and variability, thus adjusting insulin demands. Here, INS is linked to diabetes mellitus.