Our guest this week is Outside magazine columnist Alex Hutchinson, author of Endure: Mind, Body, and the Curiously Elastic Limits of Human Performance. We discuss how endurance is a skill that involves drive and belief just as much as muscle - and how we all have the potential to go farther, push harder and achieve more.

Actors go through gruelling workouts to get prepared for blockbuster movie roles. While you may not need to bulk up for a fight with Thanos, you can follow along with the type of routine Benedict Cumberbatch used to become the Sorcerer Supreme.

You don't need a gym or even a running track to build your cardio fitness. Just a few flights of stairs can do the trick, if you have a good plan to work from. These routines from Fallout Fitness fit the bill.