
 20 Minute Books
 20 Minute Books Brain Wash - Book Summary
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 Sep 30, 2025  Explore how modern conveniences can undermine joy and increase anxiety. Discover the impact of social media on our brains and relationships, leading to isolation and weakened empathy. Learn about the healing benefits of nature and how diet influences brain health. Dive into the importance of sleep and exercise for cognitive function. Finally, uncover a 10-day program designed to reset your habits and reclaim mental well-being through digital detox, mindfulness, and gratitude. 
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Instant Gratification Undermines Lasting Joy
- Modern convenience gives instant rewards but undermines long-term happiness through brain hijacking.
- The Perlmutter's argue a 10-day reset can recalibrate decision-making toward lasting well-being.
Brain Plasticity Shapes Behavior
- The brain is highly plastic and reshapes based on repeated thoughts and experiences.
- Strengthening prefrontal–limbic connections improves impulse control and thoughtful decision-making.
Mismatch Between Ancient Circuits And Modern Life
- Ancient reward circuits evolved for scarcity now face constant overstimulation in modern environments.
- Repeated dopamine and cortisol spikes tilt the brain toward impulsivity and stress-driven relief-seeking.





