The Matt Walker Podcast

Matt ventures into the realm of 40 Hz "gamma" rhythms - the conductor of the biological orchestra during high-order cognition - to explore how non-invasive light and sound stimulation can entrain brai...

24 Nov 202525min

The counterintuitive use of sleep deprivation as a rapid treatment for major depression finds itself squarely in Matt’s spotlight today. He begins by discussing its origins in the 1970s, where one nig...

17 Nov 202517min

Matt delves into Heart Rate Variability (HRV), the subtle variation in timing between each heartbeat. He explains that a healthy heart is like a "jazz drummer," not a rigid metronome, and a higher HRV...

10 Nov 202525min

Diving into the controversial world of Modafinil, the "all-nighter in a pill", Matt begins with the story of Olympic sprinters using the narcolepsy drug as a loophole for a competitive edge. He then u...

3 Nov 202532min

Matt explores the fascinating world of synesthesia today, challenging the notion that it's a rare quirk by proposing a bold claim: in subtle ways, we are all synesthetes. This idea is powerfully demon...

27 Okt 202522min

Framing sleep not as a biological necessity, but as a critical economic asset, Matt reveals that sleep deprivation costs the U.S. economy up to $411 billion annually, with billions more lost globally....

20 Okt 202519min

In this user's guide to sleep trackers, learn the science behind how they work using motion and optical sensors as Matt explains the key metrics of Sensitivity, Specificity, and Accuracy. Revealing wh...

13 Okt 20251h 2min

Matt takes a deep dive into REM sleep this week, highlighting methods to enhance this vital stage for emotional regulation and creativity. Detailing pharmacological approaches, he focuses on the neuro...

6 Okt 202551min