Researcher / NIH Scientist

Dr. Kevin Hall

Senior Investigator at the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) at the NIH. Runs controlled feeding studies on ultra-processed food, energy balance, and macronutrient effects. His landmark 2019 study showed people eat 500+ more calories/day on ultra-processed diets.

Known For

Ultra-processed food feeding studiesNIH metabolic researchEnergy balance models

Canon

Energy Balance: Calories In vs. Calories Out

Curious

Environment Shapes Behavior More Than Willpower

Canon

Episodes

#The Science of Metabolic Flexibility, Zone 2, and Reversing Diabetes | A MasterclassJul 27, 2026 #The Science & Politics of Weight LossDec 18, 2025 #Ultra-Processed Foods, Energy Balance, and the New US Dietary GuidelinesSep 15, 2025 #Kevin Hall: Ultra-Processed Foods, Energy Balance, and the New Dietary GuidelinesMar 24, 2025 #The Science of Weight Loss — Why We Have an Obesity EpidemicJan 10, 2022