Under-Fueling's Impact on Sleep and Cortisol

Angie details leptin, ghrelin, and cortisol changes from under-fueling and resulting sleep disruption.

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Episode notes

On this month's edition of the WHOOP Podcast How To Series, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with Registered Sports Dietician, Angie Asche to explore what it really means to fuel for performance as an athlete. Angie has worked with a variety of professional athletes in the MLB, NHL and more, optimizing their nutrition habits to perform at their peak.

Angie outlines the importance of prioritizing the three macronutrients – carbohydrates, proteins, and fats – and how to ensure you’re getting the right amount of each. This episode dives into why the timing of meals is so important, explaining the impacts nutrition has on sleep and recovery. Angie and Dr. Holmes unpack the fine line between aesthetics and performance and how under-fueling affects both male and female athletes.

(00:50) WHOOP Rapid Fire Q’s

(01:50) Prioritizing Macronutrients As An Athlete

(03:17) Under Fueling: Balancing Aesthetics and Performance

(05:11) Common Symptoms of Under Fueling

(06:58) Impact of Under Fuelling On Sleep and Recovery

(07:42) Fasting’s Impact on Performance

(09:42) Importance of Nutrient Timing

(12:24) Late-Night Eating: How Does It Impact Sleep and Recovery?

(15:39) Food Sensitivity Tests: Are They Worth The Hype?

(19:02) Knowing Inflammation: Chronic Versus Acute

(23:47) Do You Need To Supplement Nutrients As An Athlete?

(27:16) Supplement Absorption and Daily Nutrition