The Tim Ferriss Show
Huberman Lab

Mindfulness Meditation

57 episodes A

The science of meditation. Mindfulness, focus, stress reduction, and neuroplasticity. Long-form episodes from Huberman Lab, Tim Ferriss, and FoundMyFitness.

Present-moment awareness training that reduces stress, improves focus, and changes brain structure with consistent practice

Mindfulness meditation is one of the most well-researched mental interventions. 40+ years of studies show it reduces stress, anxiety, and depression while improving attention, emotional regulation, and even brain structure. The 8-week MBSR program is the gold standard, but even 10 minutes daily shows benefits.

If you do one thing for mental health and cognitive performance, this is it. Free, accessible, and backed by robust science. The hardest part is building the habit.

Science & Mechanisms

Mechanisms:

  • Reduces default mode network (DMN) activity (mind-wandering/rumination)
  • Increases prefrontal cortex activity (executive function)
  • Decreases amygdala reactivity (emotional regulation)
  • Increases gray matter in hippocampus, PFC, and insula
  • Reduces cortisol and inflammatory markers
  • Improves HRV and autonomic balance

Key studies:

Effect sizes:

  • Anxiety reduction: Moderate (Cohen's d = 0.38)
  • Depression reduction: Moderate (Cohen's d = 0.30)
  • Stress reduction: Moderate to large
  • Attention improvement: Small to moderate
  • Pain reduction: Moderate

What changes in the brain:

  • Increased gray matter: hippocampus, PFC, posterior cingulate
  • Decreased amygdala volume (less reactive)
  • Stronger PFC-amygdala connectivity (better regulation)
  • Changes visible after 8 weeks of practice

Episodes

1
The Tim Ferriss Show
Dr. Willoughby Britton — Hidden Risks of Meditation, Overlaps with Psychedelics
The Tim Ferriss Show Dr. Willoughby Britton 2023-11-22

Dr. Willoughby Britton, clinical psychologist and associate professor at Brown University, discusses the rarely-discussed adverse effects of meditation. Her research investigate...

2
The Tim Ferriss Show
#731: Dr. David Spiegel, Stanford U. — Practical Hypnosis, Meditation vs. Hypnosis, Pain Management Without Drugs, The Neurobiology of Trance, and More
The Tim Ferriss Show Dr. David Spiegel 2024-04-10

Dr. David Spiegel, Willson Professor and Associate Chair of Psychiatry & Behavioral Sciences at Stanford University, discusses practical applications of hypnosis for pain manage...

3
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4
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Huberman Lab Dr. Richard Schwartz 2025-03-03

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5
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Huberman Lab Dr. Ellen Langer 2025-02-03

Dr. Ellen Langer, professor of psychology at Harvard University and the world's leading researcher on the mind-body connection, explains how specific ways of framing questions a...

6
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7
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8
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9
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211. Dr. Andy Galpin: On Recovery Modalities, Performance Anchors and Hidden Stressors
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12
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Huberman Lab Andrew Huberman 2025-10-23

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237. Andrew Glaze: On The Mental Health Benefits of Running 100 Miles Weekly
The Ultimate Human with Gary Brecka Andrew Glaze 2026-01-20

Gary Brecka interviews Andrew Glaze, an ultra-endurance athlete who runs approximately 100 miles per week. A former firefighter who struggled with PTSD, depression, and anxiety ...

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Dr Robert Sapolsky joins Modern Wisdom to discuss the shocking new science of how to manage your stress. Key topics include brain health optimization and neuroprotective strateg...

16
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17
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Andrew Huberman talks with Dr. Ethan Kross, professor of psychology at the University of Michigan and director of the Emotion & Self-Control Laboratory, about the inner voice an...

18
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19
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Essentials: How to Focus to Change Your Brain
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21
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Host Emily Flood shares her deeply personal experiences combining float tanks with Celtic shamanic journeying meditation. After three float tank sessions, Emily describes each a...

22
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Dr. Chris Palmer, a Harvard psychiatrist and pioneer of metabolic psychiatry, explains how mitochondrial health is the unifying framework connecting mental and physical health. ...

23
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Dr. Russell Kennedy, a neuroscientist and physician who personally battled severe anxiety, explains why traditional cognitive approaches to anxiety often fail. He argues that an...

24
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Float Tanks, Isolation, Meditation, and Deep Contemplation
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Host Jeff Sanders shares his first-hand experience with float tanks and infrared saunas as tools for focus, meditation, and mental health. His wife Tessa gifted him a series of ...

25
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26
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Related Research

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Zainal NH, Newman MG (2024)
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Individual participant data systematic review and meta-analysis of randomised controlled trials assessing adult mindfulness-based programmes for mental health promotion in non-clinical settings.
Galante J, Friedrich C, et al. (2023)
IPD meta-analysis confirmed mindfulness-based programs reduce psychological distress at 1-6 months, with strongest effects for those with higher baseline distress.
The Effect of Mindfulness-based Programs on Cognitive Function in Adults: A Systematic Review and Meta-analysis.
Whitfield T, Barnhofer T, Acabchuk R, et al. (2022)
First meta-analysis of objective cognitive outcomes from mindfulness-based program RCTs (56 studies, n=2,931) found a small effect favoring mindfulness (g=0.15), with stronger effects for executive function and working memory.
Mindfulness-based stress reduction for healthy individuals: A meta-analysis
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Meta-analysis showing MBSR (Mindfulness-Based Stress Reduction) significantly reduces stress, anxiety, depression, and improves quality of life in healthy individuals, not just clinical populations.
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Hölzel BK, Carmody J, Vangel M, Congleton C, Yerramsetti SM, Gard T, Lazar SW (2011)
Just 8 weeks of MBSR practice increased gray matter density in brain regions involved in learning, memory, emotional regulation, and perspective-taking - demonstrating meditation physically changes the brain.