
The Human Upgrade: Biohacking for Longevity & Performance Bonus Redux: Sleep is the Boss of You – Matthew Walker, Ph.D., with Dave Asprey : 616
Aug 17, 2020
In this intriguing discussion, Matthew Walker, a professor of Neuroscience and Psychology and author of "Why We Sleep," highlights the vast consequences of the global sleep loss crisis. He emphasizes how every bodily system thrives on quality sleep and deteriorates without it. Topics include the unique benefits of REM and non-REM sleep, the dangers of pharmaceutical sleep aids, and the influence of artificial light on our sleep patterns. Walker also touches on practical tips for enhancing sleep and the critical roles sleep plays in health and cognitive function.
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Sleep Loss Epidemic
- In less than 100 years, humans have reduced their sleep by 15-20%.
- This sleep loss mirrors a 20% reduction in blood oxygen saturation, a significant health concern.
Mortality and Sleep
- Less sleep correlates with higher mortality risk, peaking above nine hours.
- This peak likely reflects sick individuals needing more sleep to fight illness.
Sleep as Essential for all systems
- Sleep enhances all bodily and brain systems, not just the immune system.
- Even healthy individuals need sufficient sleep for optimal function.




