Pulse Oximeters in the Backcountry

In the backcountry, decisions matter. And sometimes the only difference between a good outcome and a bad one is knowing when to stop, when to descend, and when to listen to what the body is telling you. In this podcast we talk about a small device that’s making its way into more packs, first-aid kits, and expedition gear — the pulse oximeter. You’ve probably seen one in a hospital or clinic. But what does it really tell you when you’re miles from a trailhead, at altitude, in the c...