#390: Is the Dexcom G7 Getting Less Accurate — Or Is It Just Me?

Graham’s morning looked like this — woke up at 238, went for a run, hit 240, took two units, dropped to 69, had a fig bar, bounced back to 239. Meanwhile I woke up to a CGM reading of 267 when my finger stick said 160. A hundred milligrams per deciliter off. On day nine of a ten-day sensor. In this episode Graham and I get honest about something that’s been frustrating both of us — CGM accuracy. Specifically the Dexcom G7. And not just the first 24 to 48 hour window that everyone already know...