The Matt Walker Podcast

The Night Ferryman: A Sleep Story Read by Matt Walker

Join Matt for a serene excursion across a valley lake under the cover of night. After finding a comfortable position and centering your breath, you will step onto the dec

#149 - The 11 largest Sleep Myths

Debunking 11 sleep myths, Matt begins by explaining that the brain remains active, not "off," during rest. He goes on to argue that 7-9 hours of sleep is vital and warns

#148 - Psychedelics for Mental Health

Matt delves into how psychedelics like psilocybin and LSD quiet the "Default Mode Network" to boost neuroplasticity. He describes these molecules as a "crowbar" that allo

#147 - Does Sleep Really Clean Your Brain?

Matt explores the brain's secret plumbing, a waste-clearance network once ignored for over a century. He explains how the glymphatic system flushes metabolic toxins

#146 - How Sleep Changes Across the Human Lifespan

Matt tracks sleep across the human lifespan, from newborn "active sleep" to the shifts of healthy aging. He explores how biological milestones - like puberty, pregnancy,

#145 - How to get More Deep Sleep

Matt explains the science of deep sleep, emphasizing that this front-loaded stage is vital for physical and mental repair. To boost it, he recommends "builders" like cons

#144 - Face Blindness Explained

Matt explores how the brain constructs reality by examining neurological anomalies. He contrasts "super-recognizers" with those living with prosopagnosia, or face blindne

#143 - The Science of Love, Desire, and Sex

Matt examines the neurobiology of love, defining it as a reward system rather than just an emotion. He breaks love into three systems: lust (hormones), attraction (dopami

#142 - How Memory Affects Sleep

Exploring how daily memories shape the biology of sleep, Matt reveals that, beyond consolidating facts, the brain's restorative depth is a response to daytime effort

The Beekeepers Garden - A Sleep Story Read by Matt Walker

Matt invites you to embark  upon a gentle journey to a peaceful, restful sleep. After settling in and breathing deeply, you will find yourself on a winding lane. Matt gui

#141 - The Daylight Mistake

Matt illuminates sunlight’s biological impact beyond Vitamin D as he reveals that our eyes contain a hidden daylight circuit wired directly to the brain. These "sky detec

#140 - Tired but Wired

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

#139 - Waking Up

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

#138 - The Sleepy Girl Mocktail

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

#137 - Bedtime Procrastination

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

#136 - Sleep & Sound

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 process sound fo

#135 - Two Windows: How Light Shapes your Sleep

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

#134 - Seeing Inside the Brain with Prenuvo

Dr. Daniel Durand, Chief Medical Officer and President at Prenuvo Medical Group,  joins Matt to discuss a proactive shift from reactive medicine to whole-body MRI screeni

#133 - Sleep & Doomscrolling

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

#132 - Sleep and Binaural Beats

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