Alle episoder

Exploring the "tired but wired" state where exhaustion meets an overactive alerting system, Matt explains that insomnia is often a disorder of hyperar...

Matt explains sleep inertia - the groggy transition to wakefulness - noting that waking is a process, not a switch, and that brain regions activate at...

Deconstructing the "Sleepy Girl Mocktail", Matt separates digital hype from rigorous sleep science. He delineates that tart cherry juice works not thr...

Matt examines "revenge bedtime procrastination," where individuals voluntarily delay sleep to reclaim autonomy. Distinguishing this "unlocked door" fr...

Matt returns today to explain why humans didn't evolve for silent sleep. Citing the Hadza and the brain's "open microphone," he explains how we proces...

Matt delves into how daily light exposure dictates our sleep quality and how improper lighting can derail perfect sleep hygiene. He explains that our ...

Dr. Daniel Durand, Chief Medical Officer and President at Prenuvo Medical Group,  joins Matt to discuss a proactive shift from reactive medicine to wh...

Matt introduces "doomscrolling," linking compulsive online consumption to worsened sleep and mental health. He tracks social media's rise (1997-2016),...

Exploring the science of binaural beats, Matt evaluates their potential to improve sleep. Tracing their discovery back to 1838, Matt explains that a b...

Matt examines the ancient practice of sleeping with pets, a bond dating back 12,000 years. Once a practical norm for warmth and companionship, co-slee...

The severe biological and psychological impacts of shift work on essential overnight workers come under Matt’s scrutiny today. He explains how modern ...

Join Matt on a gentle journey designed to help you drift into a peaceful and restful sleep. After settling into bed and releasing the day's tension wi...

Matt delves into the fascinating science of "natural short sleepers," the rare 1-3% of the population genetically wired to thrive on just four to six ...

Matt reviews Danish neuroscientist Maiken Nedergaard's 2013 discovery: during sleep, glial cells shrink, allowing cerebrospinal fluid to flush brain t...

Matt explores the frustrating reality of non-restorative sleep, explaining why up to a third of adults get a full night's rest but wake up exhausted. ...

Matt Walker investigates the "coffee paradox," revealing how your morning ritual acts as both a health ally and a silent sleep disruptor. While coffee...

Matt redefines melatonin as the brain’s "clock whisperer" rather than a sedative, and explains that the hormone signals biological night rather than f...

Matt delves into the world of REM Sleep Behavior Disorder (RBD), a condition at the frontiers of sleep science. Normally, the brain dreams while atoni...

Matt and Dr. Eti Ben Simon begin their latest AMA by exploring somniloquy as fragmented noise within Stage 2 NREM sleep. They distinguish these vocali...

Matt explores a revolutionary shift in sleep science, identifying the gut microbiome as a secondary control center for rest. He elucidates the bidirec...

Examining the $107B burden of insomnia and its link to a 45% increase in cardiovascular risk, Matt dissects a landmark study of 1,348 participants pro...

Matt delves into insomnia, defining it as a persistent struggle to sleep despite having the opportunity. He presents "Cognitive Behavioral Therapy for...

Matt and Dr. Eti Ben Simon return with another AMA episode where they answer such listener questions as how sleep loss amplifies tinnitus and how Seas...

Putting sleep deprivation under the microscope yet again, Matt explores our "genetic workforce" of 20,000 genes operating on a precise 24-hour cycle. ...

Join Matt to leave the day’s rush behind. After a brief breathing exercise to settle the mind and body, you will find yourself on a quiet street in a ...

Exploring GLP-1 agonists in a new light, Matt examines a review that positions these metabolic hormones as potential brain defenders. He details their...

Matt examines the critical link between sleep quality and Alzheimer’s pathology. He details the brain's "night shift" - the glymphatic system - which ...

In this latest AMA episode, Matt and Dr. Eti Ben Simon explore the complex web connecting sleep to our health and daily lives. They investigate the gu...

Matt confronts the systemic failure of sleep deprivation, examining its impact on our biological machinery. When sleep is short, the body's "fuel gaug...

Matt ventures into the realm of 40 Hz "gamma" rhythms - the conductor of the biological orchestra during high-order cognition - to explore how non-inv...