

#521: Dr. Andrew Huberman — A Neurobiologist on Optimizing Sleep, Performance, and Testosterone | The Tim Ferriss Show
Jul 10, 2021
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Morning Sunlight Exposure
- View sunlight for 2-10 minutes each morning upon waking.
- This triggers cortisol release for focus and sets your melatonin timer for sleep.
Fear, Anxiety, and Stress
- Fear is anxiety stemming from not knowing how to escape a threat.
- Anxiety involves anticipating and evaluating the environment, and uncertainty about when stress will end creates further anxiety.
Vitality vs. Longevity
- Things that boost vitality (testosterone, growth hormones) may shorten lifespan.
- Increased vitality and longevity need careful balancing.