Substrate oxidation may not affect middle distance running performance 🔥High carb or high fat, you choose!Tom CoughlinSep 02, 2025∙ Paid2ShareSubstrate Oxidation Does Not Influence Middle Distance Running Performance: A Randomized Controlled Crossover TrialThanks for reading Performance Nutrition Digest! Subscribe for free to receive new posts and support my work.SubscribeStudy DetailsThis new study recruited 30 recreational distance runners who were assigned to complete either a…⏱️ 5k time-trial (n =…Continue reading this post for free, courtesy of Tom Coughlin.Claim my free postOr purchase a paid subscription.PreviousNext