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Erasing Fears & Traumas Using Modern Neuroscience | Huberman Lab Essentials

2025-11-06 Science & Technology
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Andrew Huberman
Andrew Huberman
7.5m subscribers

Neuroscience of Fear and Effective Strategies for Trauma Extinction

Gain a deep understanding of the biological circuits governing fear and trauma. Learn how to replace old fearful responses with new, positive associations using evidence-based methods.

Short Summary

  • Successfully treating fear requires both extinguishing the old response and replacing it with a new, positive association.
  • The threat reflex connects the amygdala, prefrontal cortex, and dopamine systems into core fear circuitry.
  • Detailed recounting of trauma progressively reduces its physiological impact over repeated sessions.

This episode dissects the cells, circuits, and chemicals creating the fear response. It reviews therapeutic models, including behavioral, pharmacological (Ketamine/MDMA), and deliberate stress protocols, providing a roadmap for unlearning fear and managing trauma.

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Description

In this ⁠Huberman Lab Essentials⁠ episode, I explore the neuroscience of fear and trauma and how to effectively process and eliminate traumatic responses. I explain why successful fear treatment requires both extinction of the old fearful response and replacement with a new positive association—not just cognitive reframing. I also explain how the threat reflex activates specific circuits connecting the amygdala, prefrontal cortex, and dopamine systems, and why detailed recounting of traumatic events progressively reduces their physiological impact. Finally, I review evidence-based approaches, including prolonged exposure therapy and cognitive behavioral therapy, discuss how five minutes per day of deliberate stress through cyclic hyperventilation can rewire fear responses, explain the critical role of social connection in activating neural pathways that reduce trauma, and share supplementation options for managing anxiety. Episode show notes: https://go.hubermanlab.com/WeEXeyX Huberman Lab Essentials are short episodes focused on essential science and protocol takeaways from past full-length Huberman Lab episodes. Watch the full-length episode: https://youtu.be/31wjVhCcI5Y Watch more Huberman Lab Essentials episodes: https://youtube.com/playlist?list=PLPNW_gerXa4OGNy1yE-W9IX-tPu-tJa7S *Follow Huberman Lab* Instagram: https://www.instagram.com/hubermanlab Threads: https://www.threads.net/@hubermanlab X: https://twitter.com/hubermanlab Facebook: https://www.facebook.com/hubermanlab TikTok: https://www.tiktok.com/@hubermanlab LinkedIn: https://www.linkedin.com/in/andrew-huberman Website: https://www.hubermanlab.com Newsletter: https://www.hubermanlab.com/newsletter *Timestamps* 00:00:00 Introducing Fear & Trauma 00:00:17 What is Fear? 00:01:03 Autonomic Arousal: "Alertness" vs. "Calmness" 00:02:05 Fear vs. Stress & Anxiety 00:07:51 "The Threat Reflex": Neural Circuits for Fear 00:17:49 Cognitive (Narrative) Therapies for Fear 00:23:34 PTSD Treatments: Ketamine, MDMA, Oxytocin 00:28:30 Deliberate Brief Stress Can Erase Fears & Trauma 00:31:10 Nutrition, Sleep, & Other General Support Erasing Fear & Trauma 00:33:38 Recap Disclaimer & Disclosures: https://www.hubermanlab.com/disclaimer

Top Comments (10)

@hubermanlab 2025-11-06

Thank you for watching. Please click the subscribe tab and then the "bell" icon to subscribe to our channel here on YouTube and get notified when new content is posted... And thank you for your interest in science! -- Andrew

75 11 replies
@regankeane2816 2025-11-06

everyone reading this have a blessed day thank you for being here

257 4 replies
@jjoseph6166 2025-11-12

Acceptance. Once you realize the physical response is not dangerous in itself, uncomfortable but not dangerous. And once we can realize the thoughts are simply our brain trying to protect us and not harm us it makes facing these things easier. You have to feel it to heal it. Don’t treat your perfectly normal anxiety response as a threat itself and allow yourself to feel the feelings without trying to escape and think the thoughts without trying to solve or fight with them. Anxiety is a protection mechanism built to protect us so it can’t harm us. Think about it as a smoke detector going off but without a fire. It sounds and feels real but it’s just trying to keep us safe even if it’s overacting. Our brains and nervous system can do the same. The great thing is neuroplasticity, we can literally rewire old pathways and turn the nervous system down. The old you is still there, just face your fears on your own time and understand you aren’t broken.

62 4 replies
@luissousa612 2025-11-06

Dr. Andrew's contribution to human race is immense

186 5 replies
@vyndaio 2025-11-06

You just handed me the tools to survive what I'm currently dealing with. Thank you, sir.

152 2 replies
@MikeHughes-q1l 2025-11-10

This one really got to me. It’s fascinating how science now confirms what a lot of us learned the hard way , that the brain can rewire itself. When I read Step Into the Life You Deserve by Arden Kale, he talked about this exact idea from a mindset angle: you can’t delete fear, but you can outgrow it through action and repetition.

628 4 replies
@koolertrek 2025-11-06

Severe childhood trauma caused severe anxiety, PTSD, bad insomnia and extreme fears from 10-30 years of age. These were constant. The crippling anxiety destroyed all my joints and I had to get knees, hips, shoulders, cervical fusion, and teeth replaced. When I grew up the only treatment starting at 14 years old was alprazolam which started years of addictions. Because of medicine and the grace of the Lord, I’m alive and thriving. Severe anxiety is crippling and also if left out of control will destroy so many areas of the human body.

248 28 replies
@IronicleseAndSardoniclese 2025-11-06

Thank you for this. I wish this kind of information was available years ago! Recovering from trauma can feel like an extremely lonely pursuit and the necessary resources often seem unavailable. Free information,such as this, is so valuable for those who are suffering. If you’ve gone through some horrible things, please remember you aren’t alone. Things really can get better. Research, reach out, and be kind and patient with yourself. 🥰🥰🥰

33
@blackbeard2647 2025-11-07

Relive the fearful/traumatic events by describing them in detail, over and over gain to form new neurological pathways is the same as Dr. Jordan Peterson saying, face your fears voluntarily, that's the cure. I really like how both Neuroscience and Psychology support each other.

47 2 replies
@資産防衛の眼 2025-11-11

This episode perfectly explains why the "comfort zone" is a trap. The idea that deliberately inducing controlled stress (like cyclic hyperventilation) can help build resilience to uncontrolled stress (trauma) is a powerful "Morning Shift" concept. It’s not about avoiding stress; it's about taking ownership of your HPA axis and learning to control your own threat reflex.

18

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