blood-brain barrier (bbb)
10 episodes mention this concept
DrTraceyMarksJun 18, 2025The Critical Role of Hydration in Brain Function, Mental Clarity, and Resilience
HealthDehydration (mild)Cognitive performance impairmentFluid balanceElectrolyte balance
hubermanlabJun 5, 2025The Science of Interoception: Strengthening Brain-Body Connection for Health and Performance
HealthInteroceptionSense of selfBrain-body communicationVagus nerve (10th cranial nerve)- hubermanlabOct 21, 2024
The Pervasive Impact of Microplastics on Human Health and Actionable Mitigation Strategies
HealthMicroplasticsNanoplasticsBioaccumulationBlood-brain barrier (BBB) 
DocSnipesJun 10, 2024The Bidirectional Gut-Brain Axis: How the Second Brain Influences Mental and Physical Health
HealthGut-brain axisEnteric nervous system (ENS)Vagus nerveHPA axis (Hypothalamic-Pituitary-Adrenal axis)- hubermanlabSep 19, 2022
Nicotine's Nuanced Effects on Brain & Body: Focus, Addiction, and Strategies for Quitting Smoking & Vaping
HealthNicotineVapingSmokingAddiction - hubermanlabMar 21, 2022
Controlling Sugar Cravings & Metabolism: The Nervous System's Role in Glucose Regulation and Brain Function
HealthNeurobiology of sugarSweet taste reinforcementNutritive content (sugar)Blood glucose regulation 
drekbergJun 11, 2021The Top 10 Signs of Leaky Gut: Understanding Intestinal Permeability and Its Systemic Health Impacts
HealthLeaky Gut (Intestinal Permeability)Tight JunctionsDysbiosis (Unbalanced Gut Flora)Blood-Brain Barrier (BBB)- hubermanlab
The Neurobiology and Physiological Impact of Salt on Thirst, Performance, and Health
HealthFluid balanceOsmolarityBlood-brain barrier (BBB)Organum Vasculosum of the Lamina Terminalis (OVLT) - hubermanlab
The Neurobiology of Salt: Optimizing Mental & Physical Performance, Thirst, and Cravings
HealthSodium regulationSalt appetiteBlood pressure regulationGut-brain axis - hubermanlab
The Comprehensive Impact of Alcohol on Brain, Body, and Behavior
HealthNeurodegenerationNeocortex thinningGray matterWhite matter
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