Snapshot · Huberman Lab
Andy Stumpf and his sister share a genetic blood abnormality that prevents normal opiate processing, meaning morphine provides him no pain relief even at the maximum safe dosage.
Where this was said
At 1:32:32 · chapter starts 1:30:58
Huberman brings in Joe Parvizi's brain stimulation research at Stanford: electrical activation of the anterior midcingulate cortex produces a consistent, reproducible feeling of 'a storm is coming and I want to lean into it' [1] — Andrew Huberman "The anterior midcingulate cortex — the brain's tenacity structure — physically grows when you do things you actively don't want to do. It d…" 1:37:20 . This structure, it turns out, grows in volume specifically when people do things they actively don't want to do — not things that are merely hard, but things that are aversive. Dieting works. Adding three cardio sessions to your routine works — if you hate cardio. Ice baths work — if you find them genuinely unpleasant. And crucially, its volume is the defining feature of superagers: people who maintain cognitive and physical function into their 80s and 90s far beyond their peers. Stumpf's toilet paper roll is therefore not tidiness advice — it's a neuroscience protocol for building the will to live. The conversation turns to jiu-jitsu, which Stumpf loves precisely because it cannot be mastered. The most experienced black belts he trains with report the same thing: the deeper they go, the less they feel they understand. That recurring humility, he argues, is the closest thing he knows to the secret of staying mentally young.
Every decision has a slightly easier and a slightly harder version. The toilet paper roll is the perfect metaphor: it takes less total time to replace it properly than to build a pyramid of empty rolls and then scream for help. Apply that logic to everything in your day, 100 times over, and your life a year from now will be unrecognizable.
Andy Stumpf's core life principle: at every decision point, pick the slightly more difficult option more often than the easier one — the cumulative effect over time is transformative.
The U.S. Surgeon General's 2023 report on loneliness found that half of American adults report feeling lonely, marking a widespread epidemic of social isolation.
In a peer-reviewed study, Brain.fm's audio technology was shown to increase focus-related brainwave activity by 119%, according to the show's sponsor read.
The Easterlin Paradox shows that wealthier nations — and the wealthiest neighborhoods within them — tend to have the highest rates of anxiety, depression, loneliness, and suicide.
Mental health challenges are nearly universal — BetterHelp's own research found the majority of Americans experiencing symptoms right now.
When applying for Medicaid to cover nursing home costs, there is a 5-year look-back period that can disqualify applicants who gave away or spent down assets.
A broken pipe filled the Bad Friends studio with what the hosts identified as hydrogen sulfide — microscopic fecal aeroparticles — that the crew denied smelling.
Fei-Fei Li's father's liver surgery performed by a da Vinci robot resulted in 10 times less blood loss than a typical open liver surgery, thanks to laparoscopic precision.
Approximately 115 million adults in the US currently have prediabetes, most of whom are unaware, according to the Lingo sponsor segment.
Drug overdose deaths in the US fell from 110,000 to 80,000 in 2024, and then to roughly 70,000 — the largest single-year drop the CDC has ever recorded.
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