Andrew Huberman — Professor of neurobiology and ophthalmology at Stanford School of Medicine and host of the Huberman Lab podcast, which delivers science-based tools for everyday life.
The gist
In this solo episode, Andrew Huberman explores the psychology and neuroscience of tenacity and willpower. He weighs the long-running debate over whether willpower is a limited resource depleted by glucose (Baumeister's ego-depletion theory) against Carol Dweck's finding that beliefs about willpower determine whether glucose matters. He then makes the case that a single brain structure, the anterior mid-cingulate cortex, is the central hub generating tenacity and willpower. Finally, he lays out research-backed protocols, especially doing hard things you resist ("micro sucks") and cardiovascular exercise, to physically build up this brain area and its carryover across all domains of life.
Big reveals
- Names the anterior mid-cingulate cortex as the brain hub for tenacity and willpower, a structure he says most neuroscientists are unaware of.
- Carol Dweck's 2013 PNAS study found glucose only boosts self-control if you believe willpower is a glucose-limited resource.
- Joseph Parvizi's 2013 study directly stimulated the cingulate in awake patients, who reported a felt sense of an oncoming storm they must push through.
- Argues the same brain hub for willpower carries over across all domains, so building it in one area transfers to others.
- Claims things you already enjoy (like cold showers if you love them) will NOT increase willpower; you must add resistance.
- Suggests the anterior mid-cingulate cortex may underlie the very 'will to live,' linking it to superagers and longevity.
- Cites a brand-new pre-clinical neuron study showing stress relief itself acts as a reward that reinforces tenacity.
Things worth remembering
- The formal study of willpower as a limited resource dates back only about 20-25 years to Roy Baumeister's 'ego depletion' work.
- In the classic experiment, subjects resisting freshly baked cookies later quit an impossible puzzle sooner than those resisting radishes.
- Giving subjects a ~150-calorie glucose drink between hard tasks maintained or even increased their willpower performance.
- High-achieving individuals show higher resting-state activity in the anterior mid-cingulate cortex than lower achievers.
- People with anorexia nervosa show heightened cingulate activity when avoiding rather than eating food.
- Superagers maintain an anterior mid-cingulate cortex significantly larger than their age-matched peers.
- Citing Robert Sapolsky, Huberman says a major function of testosterone is to make effort feel good.
- A 2006 study found three weekly hours of moderate cardio over six months maintained or grew the cingulate in older adults.
- Huberman coins 'micro sucks', small unwanted tasks like 100 jumping jacks after a run, to train the willpower hub.
- Anorexia nervosa is described as the most deadly of all psychiatric conditions.