Anecdotally: yes. I've heard from some long distance runners that the ketogenic diet makes it easier to endure exercise. Your body runs on fat, so as long as yo

Anecdotally: yes. I've heard from some long distance runners that the ketogenic diet makes it easier to endure exercise. Your body runs on fat, so as long as you have stores then you can keep going until your muscles start to waste away. There is also anecdotally no "wall" that you need to break through, as this comes from exhausting your muscles' supplies of glycogen.