Using Play to Rewire & Improve Your Brain | Huberman Lab Essentials
Play isn't just for children—it's the most powerful portal to neuroplasticity at any age. The key is engaging in low-stakes activities that trigger endogenous opioids while keeping adrenaline low, allowing your prefrontal cortex to explore new possibilities and rewire itself. To harness play's power
31mKey Takeaway
Play isn't just for children—it's the most powerful portal to neuroplasticity at any age. The key is engaging in low-stakes activities that trigger endogenous opioids while keeping adrenaline low, allowing your prefrontal cortex to explore new possibilities and rewire itself. To harness play's power: choose activities where you can explore different roles and outcomes without intense pressure on winning. This biological state—focused yet relaxed—is what transforms your brain's capacity to learn, adapt, and see new solutions in all areas of life.
Episode Overview
In this Huberman Lab Essentials episode, Dr. Andrew Huberman explores the neuroscience and psychology of play across the lifespan. He explains how play activates specific brain circuits, particularly the periaqueductal gray (which releases endogenous opioids) and the prefrontal cortex, creating an optimal state for neuroplasticity. The episode demonstrates that play isn't just child's activity—it's a sophisticated mechanism for contingency testing, social learning, and cognitive flexibility that remains vital throughout adulthood. Key topics include: the neurochemical state of play (high endogenous opioids, low adrenaline), play postures and signals, the importance of low-stakes environments, role-playing benefits, and how different types of play (physical movement, chess, tinkering) can expand brain function and creativity.
Key Insights
Play's Neurochemical Sweet Spot: High Opioids, Low Adrenaline
Effective play requires a specific brain state: elevated endogenous opioids (from the periaqueductal gray) combined with low epinephrine/adrenaline. This combination allows the prefrontal cortex to run multiple algorithms and explore different possibilities without the rigidity that comes from high-stakes pressure. When you're too stressed about outcomes, adrenaline blocks the play circuitry and limits neuroplasticity.
Play as Low-Stakes Contingency Testing
Play is fundamentally about exploring 'if-then' scenarios in safe environments where the stakes are low enough to try different approaches. This contingency testing—trying different roles, behaviors, and strategies without serious consequences—is how the brain learns to handle complexity and develop flexibility that transfers to all life domains, not just the play activity itself.
Play Postures Signal Safety and Openness
Humans and animals use specific postures to signal play intent. In humans, the universal play posture is a slight head tilt with open eyes (soft eyes) and sometimes raised eyebrows. These signals communicate 'I'm exploring, not threatening,' creating the psychological safety needed for genuine play. Recognizing and using these signals can help adults access more playful states.
Dynamic Movement Opens Plasticity Portals
Play involving varied speeds and directions of movement—like dance, soccer, or sports requiring jumping, ducking, and lateral movement—activates the vestibular system and cerebellum in ways that particularly enhance neuroplasticity. This is more effective than linear, repetitive movement because it engages multiple brain systems simultaneously and mirrors the exploratory nature of childhood play.
Role-Switching in Play Expands Cognitive Flexibility
Activities like chess, where you must embody multiple 'identities' (each piece has different rules and capabilities), force the prefrontal cortex to expand its operational range. This role-switching during play—being comfortable as both leader and follower, switching teams mid-game—develops the cognitive flexibility that makes you more adaptable in work, relationships, and problem-solving throughout life.
Your Childhood Play Identity Shapes Adult Behavior
How you played between ages 10-14—whether you were competitive or cooperative, preferred groups or solo play, could switch roles easily or struggled with transitions—directly influences how you show up in adult contexts. Understanding your 'personal play identity' (how you play, your personality, sociocultural factors, and environment) provides insight into your current behavioral patterns and areas for growth.
Play Circuits Persist Throughout Life
The neural circuits for play don't get pruned away in adulthood—they remain active throughout your lifespan because biology doesn't waste resources. This means adults have the same biological capacity for play-induced neuroplasticity as children; we simply stop using it. Reactivating these circuits through regular play is essential for maintaining cognitive flexibility and learning capacity as we age.
The Tinkerer's Advantage: Playfulness Drives Innovation
Great innovators like physicist Richard Feynman maintained a deliberately playful, mischievous approach to life and work. This playful spirit—exploring problems with curiosity rather than pressure—wasn't incidental to their success but central to it. The low-stakes exploration of play allows pattern recognition and creative connections that high-pressure, outcome-focused work inhibits.
Notable Quotes
"Play is the most powerful portal to plasticity."
"Play is really about exploring things in a way that feels safe enough to explore."
"The state of playfulness is actually what allows you to perform best. Because the state of playfulness offers you the opportunity to engage in novel types of behaviors and interactions that you would not otherwise be able to access if you are so focused on the outcome."
"Play is really an exploration in contingencies. It's an exploration of if I do A, what happens? If I do B, what happens?"
"Development is our entire lifespan. Our lifespan is one long developmental arc."
Action Items
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1
Adopt a Weekly Low-Stakes Play Practice
Schedule one activity per week where you explore something new or engage in an activity where you're not the expert. Keep stakes deliberately low (no money, no performance pressure) to trigger the optimal neurochemical state. Focus on process and exploration rather than outcomes.
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2
Practice the Play Posture
When entering social or collaborative situations, consciously adopt 'soft eyes' (slightly wider eye opening), add a subtle head tilt, and relax your facial muscles. This physical posture signals openness to yourself and others, helping activate play circuitry and reduce defensive reactions.
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3
Incorporate Dynamic, Multi-Directional Movement
Add activities to your routine that involve varied speeds and directions—dancing, tennis, basketball, or even playful movement improvisation. Aim for 20-30 minutes 2-3 times per week of movement that isn't linear and repetitive, specifically engaging your vestibular system to enhance neuroplasticity.
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4
Deliberately Switch Roles in Group Activities
In team activities or games, volunteer to switch roles, teams, or positions mid-activity. Practice being comfortable as both leader and follower. This role-switching exercises the prefrontal cortex's flexibility and helps overcome rigid behavioral patterns that may limit you in work and relationships.