One of the new devices for athletes that is getting some buzz are continuous glucose monitors (CGM), a small adhesive patch with a tiny filament embedded in the flesh. This device is designed to track your blood sugar levels. Could this be the next technology that helps runners avoid bonking? Author, runner and regular TRN guest, Alex Hutchinson recently tried out one of these devices and shares his experience. Read his recent article, "A Real-Time Fuel Gauge for Endurance Athletes" in OutsideOnline

Alex Hutchinson is an avid runner and author. We did a series of podcasts on his book, Endure: Mind, Body and the Curiously Elastic Limits of Human Performance

• What Defines our Limits - with Alex Hutchinson

Follow Alex on Twitter

Check out Sweat Science