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Modern WisdomHow To Maximise Your Brain's Performance - Louisa Nicola
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At a glance
WHAT IT’S REALLY ABOUT
Sleep, Stress, And Training: How To Unlock Peak Brain Performance
- Neuroscientist and performance coach Louisa Nicola explains how she optimizes the brains of elite athletes and high‑stakes traders using neuroscience, sleep science, and targeted training. She distinguishes between the brain’s “hardware” (structure) and “software” (cognition, reaction, decision‑making), and shows how both can be measured and improved with EEG, protocols, and lifestyle changes.
- A major focus is sleep quality—especially deep and REM sleep—and its impact on immunity, hormones, reaction time, and information processing speed, with evidence that even one week of six‑hour nights alters the expression of hundreds of genes. She also covers hydration, omega‑3 supplementation, magnesium and sleep stacks, temperature‑controlled sleep, and HRV as key levers for brain performance.
- Nicola outlines practical training methods such as Zone 2 cardio, hand‑eye and balance drills, mouth taping, breathwork, and cold/heat exposure, emphasizing consistency over hacks. She contrasts athletes and traders in their attitudes to performance, stress, and accountability, and touches on emerging topics like psychedelics and visual training.
IDEAS WORTH REMEMBERING
5 ideasPrioritize deep and REM sleep, not just hours in bed.
Six hours or less per night for a week changed the activity of 711 genes in healthy adults, downregulating immune function and upregulating genes linked to tumors, inflammation, and cardiovascular disease; deep sleep drives growth hormone and testosterone release, while REM consolidates learning and memory.
Treat sleep like a performance variable, not a bank account.
You can’t “repay” lost sleep on weekends; missed deep and REM sleep are functionally gone, so aim for consistent bed and wake times, no food within three hours of sleep, and no caffeine after midday to protect nightly recovery and brain function.
Hydration and electrolytes are non‑negotiable for cognitive speed.
Neurons rely on sodium‑potassium pumps and fluid balance to fire; even mild dehydration degrades thinking, reaction time, and movement precision, so Nicola prescribes individualized electrolyte protocols based on sweat tests, especially for athletes.
Build a basic brain‑support supplement stack thoughtfully.
Nicola strongly favors high‑quality EPA/DHA fish oil (e.g., Thorne) for brain structure and inflammation control, and magnesium L‑threonate at night for sleep and nervous system calming, sometimes adding GABA for racing thoughts, while warning about poor manufacturing quality in generic supplements.
Use structured training to enhance reaction time and decision‑making.
Zone 2 cardio (about 3x/week for ~50–60 minutes) improves mitochondrial quality and HRV, while drills like standing on one leg and throwing a tennis ball at a wall, slack‑block balance work, eye patches, and strobe goggles target hand‑eye coordination, visual processing, and cerebellar balance control.
WORDS WORTH SAVING
5 quotesThe brain is the powerhouse of the entire system.
— Louisa Nicola
Sleep is not like a bank. Once you lose sleep, that’s it—you’re done.
— Louisa Nicola
Only after one week of six hours of sleep a night you’re changing your epigenetics… around 3% of our entire genome.
— Louisa Nicola
One second for LeBron James can mean the difference between winning and losing.
— Louisa Nicola
Everybody should get a cold bath. I absolutely love it… I don’t do it for less than 12 minutes.
— Louisa Nicola
High quality AI-generated summary created from speaker-labeled transcript.
