Learn Faster Using Failures, Movement & Balance

Huberman Lab· · Episode aired February 15, 2021· 12 min read
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High-Level Overview

In this solo episode from his early series on neuroplasticity, Andrew Huberman explains how movement and balance can open windows for the brain to change, not only to learn new movements but also to learn languages, facts and even new emotional responses. His central, counterintuitive claim is that errors, not flow, are the signal for plasticity. Making mistakes releases epinephrine and acetylcholine, which mark the circuits that need to change, and getting even a little bit right then brings in dopamine to lock those changes in. He builds the case from the anatomy of motor control and from Eric Knudsen's classic prism-glasses experiments, then turns it into protocols: short, error-filled learning bouts; incremental rather than giant leaps; attaching subjective reward to frustration; managing "limbic friction" so you arrive at learning in the right state; and using novel balance challenges to engage the cerebellum and amplify plasticity.

The tone is enthusiastic and professorial, with a promise of mechanism over "hacks," frequent self-deprecating asides about his free throws, and a gentle closing note on how yoga and science can learn from each other. The episode moves from anatomy to classic experiments to practical protocols, circling back often to the idea that frustration is a feature, not a bug.

Table of contents

The Discussion Explores:

  • How the nervous system controls movement: lower and upper motor neurons, central pattern generators, and why there is no such thing as "muscle memory."
  • Exercise alone won't rewire you: behavior changes the brain only when it differs enough from what you already do well.
  • Errors, not flow, trigger plasticity: the neurochemical sequence of epinephrine, acetylcholine and dopamine set off by mistakes.
  • The Knudsen prism experiments: how aligned brain maps shift quickly in the young, and how adults can match them through small increments or high stakes.
  • Practical learning bouts: 7 to 30 minutes of focused errors inside a 90-minute ultradian cycle, at your best time of day.
  • Dopamine and frustration: telling yourself errors are good to combine two modes of plasticity.
  • Limbic friction: getting to the "starting line" by calming down or waking up before a learning bout.
  • Balance as an amplifier: novel vestibular challenges engage the cerebellum and release plasticity-promoting chemicals, plus reflections on age, yoga and science.

Deep Dive into Main Ideas

How the Nervous System Moves the Body (and Why Muscles Are Dumb)

Huberman opens with a quick tour of motor control, which he likens to the introduction to a college lecture. Lower motor neurons live in the spinal cord (the ventral horn, for the aficionados) and send axons out to the muscles, telling them when to contract. He insists that muscle memory doesn't exist: "Muscles are dumb. The information for motor patterns is stored in the neurons and their firing patterns, so your ability to walk is not muscle memory. It's neural memory."

Lower motor neurons are obedient soldiers that do what they are told. Some of their orders come from central pattern generators (CPGs) in the brainstem, circuits that produce repetitive rhythms without conscious effort. His example is breathing: the pre-Bötzinger neurons discovered by Jack Feldman and colleagues at UCLA drive the diaphragm through the phrenic nerve in an automatic inhale-exhale cycle, which you can still override deliberately. Walking's right-left rhythm, learned in childhood, is another CPG. Upper motor neurons in the motor cortex send the specific commands for deliberate actions, such as making coffee, and as an action becomes reflexive, more of it is handed off to circuits in the brainstem and below. He explains all this because if you want to change motor patterns, you need to know where change is possible and how to tell the nervous system that change is necessary.

Exercise Alone Won't Open Plasticity

Huberman is clear that exercise is wonderful for cardiovascular health, strength and bone density, but simply going through your workout will maintain the nervous system, not change it. Behavior can change the brain, he says, provided it is different enough in specific ways from the behaviors you already know how to perform well. He also dismisses mnemonic tricks as gimmicky and notes that people with extreme memory tend to be poor at other things; some people who over-remember suffer from recalling useless details like the number on a receipt from a decade ago. The goal is to be selective about your brain changes and to use behavior as a gate into states of mind and body that allow adaptive plasticity, whether for dance, language or removing the emotional load from a memory.

He describes representational plasticity: our brains hold maps of auditory space, visual space and motor space, informed by proprioceptive feedback that tells us where our limbs are. These maps are merged so we can reach a pen without overshooting. The way to create plasticity, he argues, is to create mismatches or errors, signals to the brain that something is wrong and something isn't being achieved. That reframes the popular idea of learning in a flow state: "flow is an expression of what we already know how to do. It is not a state for learning." He adds that pushing to muscular failure on the last rep of a gym set is a distinct neuromuscular phenomenon with no resemblance to what neuroplasticity requires.

The Neurochemistry of Errors

Recapping the previous episode, Huberman explains that it is false that everything we experience changes the brain. Change happens when acetylcholine, epinephrine and dopamine are released at the right time to mark circuits for change, and the rewiring itself happens later during sleep. Errors are how you get that cocktail. When you make mistakes, epinephrine raises alertness and acetylcholine sharpens focus on the error margin, the gap between what you're doing and what you want to do. When you start getting it even a little bit right, dopamine arrives and lets the changes happen quickly.

This is why frustration matters. The brain doesn't understand frustration as an emotion; it understands the neurochemicals released. "Errors are the basis for neuroplasticity and for learning." People who tolerate that feeling tend to do exceedingly well, and those who don't generally don't learn much. If you lean into frustration and drill deeper, you set up plasticity to work for you. If you walk away at that moment, you set up plasticity to rewire you around whatever follows, which is usually feeling miserable. Staying with the process a bit past the point of frustration, he says, is the most important thing for adult learning.

Brain Maps and the Knudsen Prism Experiments

The key science comes from Eric Knudsen, a now-retired colleague whose lab's work is fundamental to the field. In the superior colliculus, layers of neurons are stacked like a sandwich so that visual, auditory and motor maps line up: sound, sight and movement 15 degrees to your right are represented directly above and below each other, which is why you look toward a snap without thinking. Knudsen's lab and its scientific offspring had subjects wear prism glasses that shifted the visual world, so objects (and the sounds they made) seemed to be somewhere else. Other groups used goggles that turned the world upside down. Young subjects adjusted within a day or two and reached to the right place. In older subjects the maps shifted very slowly and sometimes never.

Crucially, the signal for the shift wasn't the prisms themselves or the displaced image; it was making errors, the missed reaches. Then came two ways adults could catch up. First, incremental learning: instead of one huge shift, the lab shifted the world in small steps (about 7, then 14, then 28 degrees, as Huberman recalls), and adults could tolerate and stack those smaller errors to achieve a large shift. Second, contingency: when subjects had to find displaced food located by sound in order to eat at all, adult plasticity became as dramatic and robust as in the young. How badly you need the change gates how fast and how much the brain changes. He connects this to addiction, sympathizing with its biological component while noting that massive change becomes possible when people truly need it from within. All of these chemicals, he stresses, come from stores already in our brains, and the task is to learn how to tap them.

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Short, Focused Error Bouts (and Huberman's Free Throws)

For adults, Huberman advises smaller bouts of focused learning on smaller pieces of information, rather than cramming. His example is his own terrible free throws at age 45. He'd shoot until he hits frustration and then continue for somewhere around 10 to 100 more attempts. He doesn't need to consciously analyze his knees, fingers or shoulders; the motor system largely teaches itself if you get the reps in, as long as you don't keep piling on new kinds of errors that confuse it. Isolating errors in one aspect of a skill signals the brain that it is plastic, and the benefit carries beyond the skill: "Plasticity is a state of the brain and nervous system." After a session you remain in a heightened learning state, he estimates for at least an hour, when you could read, study a language or even work on something in therapy.

He places these bouts inside the roughly 90-minute ultradian cycle. When learning something like conversational French, the first 5 to 10 minutes are often distracted, focus kicks in around 10 to 15 minutes, you get perhaps an hour of tunnel-vision learning, and then attention flickers until it's time to stop, maybe followed by a nap. Within that block, the intense period of repeatedly failing (he was recently teaching himself the sign language alphabet) should last about 7 to 30 minutes; for an instrument, 7 to 30 minutes of full attention is a significant stimulus. Most people can tolerate one to three such bouts a day. Schedule them for when you are naturally sharpest, since most people focus better at 10 a.m. than at 4 p.m. The payoff often appears a day or two later, after sleep or deep rest, when things that were wrong suddenly come out right.

He also notes the other routes to fast learning: very bad events are wired in instantly because the nervous system's main job is to keep us safe, and big surprises or floods of dopamine open plasticity too. For young people, his advice is to get the broadest education possible (math, chemistry, physics, literature, music, an instrument) and then pour extra effort into what excites you, hopefully finding it by around 30. Childhood, he says, is a bit like a naturally performance-enhanced brain that can simply pack in more learning.

Attaching Dopamine to Frustration

Dopamine is often called the pleasure molecule, but Huberman describes it as a molecule of motivation, released when we think we're on the right path. Beyond hardwired triggers like food and sex, it is highly subjective, which means you can influence it. His protocol is to tell yourself that the errors are good for your learning. Doing so combines two modes of plasticity, the error signal and the reward signal, and he says this accelerates the rate of change. The frustration itself is the cue, and if you genuinely want to learn the thing, that is reason enough to reframe it. If you can find some pleasure in the frustration, he says, you've created the optimal neurochemical environment for learning. He highly recommends the book The Molecule of More for anyone wanting to understand dopamine as a molecule of motivation and pursuit, not just reward.

Limbic Friction: Getting to the Starting Line

Huberman introduces a term of his own, "limbic friction, which he admits you won't find in textbooks. It describes the struggle when your autonomic state isn't where you want it, either too alert and anxious or too tired to engage. Both feel stressful, which is why he thinks stress" is a poor word for what people experience. Before any learning bout, ask how much limbic friction you have, because the ideal state for learning is clear, calm and focused, perhaps leaning slightly toward heightened arousal.

If you're too wired, use the physiological sigh (two inhales through the nose, one exhale through the mouth), which he says will calm you down faster than anything else he knows of, or shift from tunnel vision to panoramic vision. If you're too tired, start with good sleep or a non-sleep deep rest (NSDR) protocol, and otherwise try a cup of coffee or "super oxygenation" breathing, inhaling more than exhaling, which increases alertness. These tools don't create plasticity themselves; they bring you to the starting line so you can do the error-filled work that does.

Balance, the Cerebellum and Novelty

The final lever is the vestibular (balance) system. The brain tracks your head's orientation relative to gravity through three planes (pitch, like nodding; yaw, like shaking your head no; and roll, like a puppy tilting its head), sensed by the semicircular canals in the inner ear, where little bits of calcium roll like marbles. When you are off balance and must compensate, the cerebellum, whose name means "mini brain," signals deep brain centers that release dopamine, norepinephrine and acetylcholine. These circuits evolved to recalibrate movement when our relationship to gravity changes, which is vital for survival, and they tap straight into the chemical gates of plasticity. Novel vestibular errors, he argues, put you in a state that makes learning faster and makes errors more tolerable.

The key parameter is novelty. A first-time skydiver comes back flooded with neurochemicals, while a veteran of tens of thousands of jumps doesn't. A skilled handstander gets essentially no plasticity from half an hour upside down. What helps is being in a new orientation or slightly unstable, including the sensation of nearly falling, done safely. That could be yoga if you're bad at yoga, gymnastics, a new swim stroke, or learning to surf. Stationary bikes with immersive screens don't count, since there's no real vestibular feedback. He firmly warns against dangerous stunts like the parkour videos he sees online and says people without the strength or bone density shouldn't take up inversions. He wonders whether older adults' reduced plasticity partly reflects increasingly linear movement (treadmills, walks, the same stairs), and suspects the relationship runs both ways.

His summary of the full recipe for adult plasticity: arrive at the right level of arousal, make errors in short incremental bouts, use novel vestibular-motor challenges as an amplifier, and raise the contingency so the learning matters to you. There are limits. If someone demanded he learn conversational French in 120 seconds, he'd manage perhaps one word, and no pill or brain chip yet lets you download knowledge. He mentions that some compounds affect the relevant chemicals (nicotinic acetylcholine pathways, dopamine precursors, caffeine, prescription Adderall) while stressing he is not recommending them and that this episode is about behavioral tools.

Yoga, Science and Why Mechanism Matters

Anticipating yoga practitioners who say this all sounds like yoga, Huberman expresses great respect for the practice, which he has done occasionally and finds challenging and valuable. His view is that yoga and science share a mirror-image problem: yoga has many named practices without descriptions of mechanism, and science has many mechanisms with little or no description of tools. His aim is to bridge the two, mostly through neuroscience, without claiming that science is the only lens.

Understanding mechanism, he argues, gives flexibility. If you are injured or your circumstances change, you can find another route to the same result, just as knowing why morning light matters is more useful than rigidly following one sunlight schedule. There are many ways to raise dopamine or adjust limbic friction, and knowing the underlying biology lets you tailor them to your own learning goals.


Conclusion

Huberman's message is that the adult brain remains capable of large, fast change if you give it the right signals. Muscles don't remember; neurons do, and they change when errors release epinephrine and acetylcholine and early successes bring dopamine. Rather than chasing flow or grinding through routine exercise, arrive at learning calm but alert, work in short 7- to 30-minute bouts where you keep failing on purpose-driven tasks, stay a little past the point of frustration, and tell yourself the errors are good. Build skills in small increments, make the learning genuinely matter, and use safe, novel balance challenges to amplify the effect, knowing that the heightened state spills over into whatever you study next. In his words, frustration is the cue, and staying with it is how the nervous system learns to change.


This is a summary of "Learn Faster Using Failures, Movement & Balance" from Huberman Lab, giving you the GIST so you can decide if you want the REST. Listen to the full episode.

Mentioned in this episode

  • The Molecule of More · Daniel Z. Lieberman and Michael E. Long(our summary)
    Huberman highly recommends it on dopamine as a molecule of motivation.
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