ultra running

    • 6.3.15

      FUEL: The High-Fat Diet of an Ultra Runner

      Through years of training as an ultra runner, Timothy Olson has taught his body to become "fat-adapted," using fat from animals and plants to fuel him through feats that seems superhuman.

    • 5.8.14

      Drinking Hornet Vomit Makes Me a Better Runner

      Forget energy drinks—drinking powdered giant hornet vomit might be the key to keep you powering through a long workout. At least it did for me.