CGMs are good for data in nondiabetics

ASK THE DOCTORS

Dear Doctors: Is there such a thing as pre-prediabetes? My doctor says it’s happening to me, and he wants me to use one of those blood sugar monitors that you stick to your arm. I thought those were for when you actually have diabetes. I am a 44-year-old man in good health.

Dear Reader: There is no diagnosis known as pre-prediabetes. However, it sounds as though your doctor may be wa…