In this episode, we are joined by Dan Cavallari and Stacy Sims, founder of Osmo who now works with Nuun, to discuss the difference between food and fuel — what you should be eating on the bike, and off.

Which is better, sweet spot training or polarized training? To find out, we invited in proponents of each type of training — FasCat’s Frank Overton on the sweet spot side, and Boulder Center for Sports Medicine’s Ryan Kohler to advocate for a polarized model — and let them have at it.