Episode 185 of the Institute of Performance Nutrition's "We Do Science" podcast! In this episode, I (Laurent Bannock) discuss "Restricting Carbs and its Impact on Physical Activity & Metabolism" with Professor Javier Gonzalez PhD (University of Bath, UK) Discussion Topics Include: Fuel use  and changes during activity and restBlood sugar and insulin responses to sugar and carbohydrate restrictionSugar restriction and blood lactate concentrationsFat oxidation rates after various types of mealsChanges in metabolism as a result of sugar and carbohydrate restriction and wether that actually results in physical activity and total energy intake differencesPros and cons to sugar and carbohydrate restriction for health, body composition and performanceKey Paper(s) / Book(s) Referred to: Restricting sugar or carbohydrate intake does not impact physical activity level or energy intake over 24 h despite changes in substrate use: a randomised crossover study in healthy men and womenRelated Podcast Episodes: #173: "CHO feeding formats: impact on CHO oxidation during exercise" with Dr Mark Hearris#170: "Nutrient timing and metabolic regulation" with Professor James BettsCheck out our other podcasts, publications, events, and professional education programs for current and aspiring sports nutritionists at www.TheIOPN.com and follow our social media outputs via @TheIOPN