Summer Fitness Special: Hike Stronger, Live Longer
Achieve peak performance on the trail with our complete guide to training and eating like a backpacker.
Heading out the door? Read this article on the new Outside+ app available now on iOS devices for members! Download the app.
Get trail-fit in six weeks with this simple exercise plan.
Want to hike farther, explore tougher terrain, and carry big loads without bonking? Physical fitness is only part of the equation. To achieve your biggest backcountry goals, you have to change how you eat.
With the right preparation–and a little help from a half-dozen friends, two exotic techno-gadgets, and one very sweaty hypoxic chamber–can a sea-level-dwelling rookie climb the highest peak in Colorado?