Podcast Index

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Understand All Understand All Aaron Barlow Behavioral Grooves Podcast Behavioral Grooves Podcast Kurt Nelson, PhD and Tim Houlihan Wissenschaft im Brennpunkt Wissenschaft im Brennpunkt Deutschlandfunk Weather Wisdom Weather Wisdom Dave Epstein The Incubator The Incubator Ben Courchia & Daphna Yasova Barbeau Τα podcasts του Newshub.gr Τα podcasts του Newshub.gr newshub.gr Social Work Sorted with Vicki Shevlin Social Work Sorted with Vicki Shevlin Vicki Shevlin Let's Learn Everything! Let's Learn Everything! Maximum Fun Constant Wonder KIDS Constant Wonder KIDS BYUradio Bigfoot Society Bigfoot Society Jeremiah Byron The Uptime Wind Energy Podcast The Uptime Wind Energy Podcast Allen Hall, Rosemary Barnes, Yolanda Padron & Matthew Stead שלושה שיודעים Three Who Know שלושה שיודעים Three Who Know כאן | Kan סקירת עיתונות ברפואה פנימית סקירת עיתונות ברפואה פנימית פרופ' יהונתן שרעבי, שיבא How To Protect The Ocean How To Protect The Ocean Andrew Lewin Everyday Wellness: Midlife Hormones, Menopause, and Science for Women 35+ Everyday Wellness: Midlife Hormones, Menopause, and Science for Women 35+ Everyday Wellness™ BirdNote Daily BirdNote Daily BirdNote Oigamos la Respuesta-ICECU Oigamos la Respuesta-ICECU Oigamos la Respuesta-ICECU The Matt Walker Podcast The Matt Walker Podcast Dr. Matt Walker Dysregulated Kids: Science-Backed Parenting Help for Behavior, Anxiety, ADHD and More Dysregulated Kids: Science-Backed Parenting Help for Behavior, Anxiety, ADHD and More Dr. Roseann Capanna Hodge Daily Astrocat: Your Playful and Profound Daily Astrology Podcast! Daily Astrocat: Your Playful and Profound Daily Astrology Podcast! Shane Jinson, Original backing tracks by Cabbitha. Walk With Me Walk With Me Giovanni Dejesus Talk Nerdy with Cara Santa Maria Talk Nerdy with Cara Santa Maria Cara Santa Maria Relatos 3roticos En Español ORIGINAL Relatos 3roticos En Español ORIGINAL Eric Berretín de Tango Berretín de Tango Berretín de Tango Tooth & Claw: True Stories of Animal Attacks Tooth & Claw: True Stories of Animal Attacks Wes Larson, Jeff Larson, Mike Smith | Daylight Media Hidden History with Dr. Harini Bhat Hidden History with Dr. Harini Bhat Rewind Studios SpaceTime with Stuart Gary SpaceTime with Stuart Gary Stuart Gary Something You Should Know Something You Should Know Mike Carruthers | OmniCast Media Referential Referential Dr. Khaliden Nas Asynchronous & Unreliable - Conversations on The Edge of Software Asynchronous & Unreliable - Conversations on The Edge of Software Anne Currie 跨国串门儿计划 跨国串门儿计划 yikai Il podcast di Piergiorgio Odifreddi: Lezioni e Conferenze. Il podcast di Piergiorgio Odifreddi: Lezioni e Conferenze. Vito Rodolfo Albano Space News and Weather Today – Auroras, Rocket Launches & Night Sky Viewing Space News and Weather Today – Auroras, Rocket Launches & Night Sky Viewing Caloroga Labs Space News and Weather Space News Today Space News Today Bitesz.com | Podcasts New Books in Science, Technology, and Society New Books in Science, Technology, and Society New Books Network New Books in Economics New Books in Economics Marshall Poe
The Matt Walker Podcast

Science

The Matt Walker Podcast

Dr. Matt Walker

The Beekeepers Garden - A Sleep Story Read by Matt Walker

June 29, 2026 2:00am 25 min

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 guides you past a mossy stone wall into Eleanor's gar...

#141 - The Daylight Mistake

June 22, 2026 2:00am 26 min

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 detectors" use bright outdoor light to instantly boost ...

#140 - Tired but Wired

June 15, 2026 2:00am 29 min

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 lack of sleep drive. Using metabolic data and brai...

#139 - Waking Up

June 08, 2026 2:00am 28 min

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. While the core wakes fast, the prefrontal cortex, w...

#138 - The Sleepy Girl Mocktail

June 01, 2026 2:00am 31 min

Deconstructing the "Sleepy Girl Mocktail", Matt separates digital hype from rigorous sleep science. He delineates that tart cherry juice works not through trace melatonin, but as an anti-inflammatory "bodyguard" for tryp...

#137 - Bedtime Procrastination

May 27, 2026 11:00am 29 min

Matt examines "revenge bedtime procrastination," where individuals voluntarily delay sleep to reclaim autonomy. Distinguishing this "unlocked door" from the "locked door" of insomnia, he uses global data to explain how s...

#136 - Sleep & Sound

May 20, 2026 8:00am 33 min

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 for safety even while resting. He details the "first-night eff...

#135 - Two Windows: How Light Shapes your Sleep

May 13, 2026 2:00am 27 min

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 internal clock naturally drifts backward by 14 minutes daily, ...

#134 - Seeing Inside the Brain with Prenuvo

May 04, 2026 2:00am 1:07

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 screening. This radiation-free technology identifies 16 c...

#133 - Sleep & Doomscrolling

April 27, 2026 2:00am 32 min

Matt introduces "doomscrolling," linking compulsive online consumption to worsened sleep and mental health. He tracks social media's rise (1997-2016), noting increased addiction. By 2016, 82% of 12th graders spent six ho...

#132 - Sleep and Binaural Beats

April 20, 2026 2:00am 32 min

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't a physical sound, but a "ghost tone" generated deep...

#131 - Sleeping with Pets

April 13, 2026 2:00am 27 min

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-sleeping became controversial due to modern ideas of hygiene. This episode...

#130 - Shift Work and Solutions

April 06, 2026 5:00pm 31 min

The severe biological and psychological impacts of shift work on essential overnight workers come under Matt’s scrutiny today. He explains how modern schedules clash with our hardwired circadian rhythms, leading to alarm...

The London Apothecary - A Sleep Story Read by Matt Walker

March 30, 2026 2:00am 31 min

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 with a few deep breaths, you will find yourself walking along a quiet st...

#129 - Natural Short Sleepers

March 23, 2026 2:00am 23 min

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 hours of sleep. He unpacks the research that moved from scientific ske...

#128 - Sleep Position

March 16, 2026 2:00am 21 min

Matt reviews Danish neuroscientist Maiken Nedergaard's 2013 discovery: during sleep, glial cells shrink, allowing cerebrospinal fluid to flush brain toxins like beta-amyloid and tau protein. This "private sanitation syst...

#127 - Non-Restorative Sleep

March 09, 2026 2:00am 30 min

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. Using a relatable example, Matt shows how this hidden epidemic is ofte...

#126 - The Coffee Paradox

March 02, 2026 2:00am 29 min

Matt Walker investigates the "coffee paradox," revealing how your morning ritual acts as both a health ally and a silent sleep disruptor. While coffee provides life-extending antioxidants linked to lower risks of heart d...

#125 - Melatonin Explained

February 23, 2026 2:00am 25 min

Matt redefines melatonin as the brain’s "clock whisperer" rather than a sedative, and explains that the hormone signals biological night rather than forcing sleep. Drawing on a meta-analysis, Matt reveals that a 4mg dose...

#124 - Acting Out Dreams

February 16, 2026 2:00am 28 min

Matt delves into the world of REM Sleep Behavior Disorder (RBD), a condition at the frontiers of sleep science. Normally, the brain dreams while atonia paralyzes the body in a neural magic act that is managed by brainste...

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