Dr Robert Sapolsky Science of Stress Testosterone Free Will

In this episode I interview Dr Robert Sapolsky Ph D Professor of Biology Neurology Neurosurgery at Stanford University We discuss stress what defines short-term versus long-term stress and how stress can be beneficial or detrimental depending on the context We also discuss stress mitigation and how our sense of control over stress mitigation techniques including exercise determine health outcomes Dr Sapolsky explains some of the key effects of the hormone testosterone how it can amplify pre-existing tendencies for aggression or sexual behavior but that it does not produce those behaviors per se He also explains how testosterone impacts our social hierarchies sense of confidence and willingness to embrace challenges of different kinds He also explains how our behaviors and perceptions shape testosterone levels And we discuss estrogen and the powerful role it plays in brain development health and longevity Finally we discuss free will what it means to have free will and if we have any free will including how knowledge alone might allow us to make better decisions for ourselves and society Please visit our website for an updated list of our current sponsors as the sponsors mentioned in this episode may no longer be affiliated with us a https 3A 2F 2Fwww hubermanlab com 2Fsponsors a Social Website Instagram a https 3A 2F 2Fwww instagram com 2Fhubermanlab a Threads a https 3A 2F 2Fwww threads net 2F 40hubermanlab a Twitter a https 3A 2F 2Ftwitter com 2Fhubermanlab a Facebook a https 3A 2F 2Fwww facebook com 2Fhubermanlab a TikTok a https 3A 2F 2Fwww tiktok com 2F 40hubermanlab a Website a https 3A 2F 2Fwww hubermanlab com a Newsletter a https 3A 2F 2Fwww hubermanlab com a newsletter Apple Podcasts a https 3A 2F 2Fapple co 2F3thCToZ a Spotify a https 3A 2F 2Fspoti fi 2F3PYzuFs a Links Dr Sapolsky's most recent book Behave The Biology of Humans At Our Best Worst a https 3A 2F 2Famzn to 2F3yrZ6k7 a Support Research in the Huberman Lab at Stanford on Stress Sleep Human Performance a https 3A 2F 2Fhubermanlab stanford edu 2Fgiving a Timestamps 00 00 00 Introduction Dr Robert Sapolsky 00 02 26 Sponsors Roka InsideTracker 00 06 30 Stress Short Long-Term Good Bad 00 09 11 Valence Amygdala 00 11 00 Testosterone Common Myths vs Actual Truths 00 15 15 Behaviors that Affect Testosterone 00 17 20 Mindsets Contexts that Affect Testosterone 00 20 28 How Finger Length Ratios Reflect Prenatal Hormone Levels 00 22 30 Aggression Male-Female Female-Male Female-Female 00 24 05 Testosterone The Challenge Hypothesis 00 29 20 How Dopamine Impacts Testosterone Motivation 00 32 32 Estrogen Improves Brain Longevity BUT TIMING IS KEY 00 39 40 Are Testosterone Sperm Counts in Males Really Dropping 00 42 15 Stress Mitigation Our Sense of Control 00 51 35 How Best to Buffer Stress 00 57 04 Power of Perception Choice Individual Differences 01 00 32 Context-Setting Prefrontal Cortex Hierarchy 01 11 20 How Dr Sapolsky Accomplishes Deep Thinking 01 13 17 Do We Have Free Will 01 20 50 How to Apply Knowledge Learning 01 23 44 Robert s New Book Determined The Science of Life Without Free Will 01 28 27 Reflections Support of Podcast Supporting Stress Research HubermanLab Testosterone Stress Photo credit Linda A Cicero used with permission from Stanford Medicine Media Disclaimer a https 3A 2F 2Fwww hubermanlab com a disclaimer

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