Why Perfectly Healthy People Are Using Diabetes Monitors

This article originally appeared on Time.com. For about a month, Tabb Firchau, an entrepreneur living in Seattle, has been wearing a continuous glucose monitor (CGM), a federally approved medical device that tracks blood sugar levels for people with diabetes. The CGM patch has a small needle that probes the inside of his arm, and a sensor that tracks changes to his blood sugar in real-time. The data is then sent to his smartphone.Firchau bought his CGM off eBay for about $300. “I trac