# 32: Insomnia - Part 7

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 system" is significantly more efficient with side sleeping, espe ...  Show more

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 often dismissed by normal sleep studies, despite being a clinica ...  Show more

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This is episode 2 of a 6-part special series on sleep with Dr. Matthew Walker, Ph.D., a professor of neuroscience and psychology and founder of the Center for Human Sleep Science at the University of California, Berkeley. We discuss basic and advanced tools for improving sleep an ...  Show more

In this episode, I describe a comprehensive toolkit consisting of behavioral and supplement-based tools that you can customize to enhance the quality, duration and impact of your sleep. This has an enormous positive impact on your overall health and daytime functioning, brain, ho ...  Show more

Key takeaways you’ll learn in this episode: What is Sleep Fitness? What is the optimal sleep routine? The most powerful hacks for better sleep. Eight Sleep: https://www.eightsleep.com/gary/ Participants get an exclusive $200 off! Get weekly tips from Gary Brecka on how to optimiz ...  Show more