Articles
Brain science, explained plainly and placed on the clock of your day — each article ends with something you can do today.
All articles 6 posts
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Why 10 Minutes of Morning Sunlight Changes Your Sleep at Night
Morning light entering your eyes resets the reference point of the brain's body clock. Here is how the suprachiasmatic nucleus keeps time, and a light routine you can try tomorrow morning.
7 min read Read % read -
A Year of Walking Made the Hippocampus Grow
In a randomized trial of 120 older adults, those who did aerobic walking for a year saw the hippocampus, the brain's memory hub, grow by about 2%. How exercise changes the brain, and how to put it into practice after work.
7 min read Read % read -
While You Sleep, Your Brain Sorts the Day's Memories
During deep sleep, the hippocampus and the cerebral cortex replay what you learned during the day and move it into long-term memory. Why you shouldn't cut sleep on days you study or learn something new.
9 min read Read % read -
Dopamine Is Not the "Pleasure Chemical"
Dopamine has less to do with pleasure itself than with predicting rewards and signaling when those predictions miss. A fresh look at notifications and habits through the idea of reward prediction error.
8 min read Read % read -
Does It Really Take 21 Days to Build a New Habit?
Where did the "21-day rule" come from, and what does the research actually show? The time it took for a habit to become automatic ranged from 18 to 254 days. Here is what matters more than the number.
8 min read Read % read -
Do We Really Use Only 10% of Our Brains?
The "10% of the brain" claim beloved by movies and ads has no basis. Instead, the brain really does change shape depending on how we use it. Clearing away the myth, we turn to neuroplasticity.
6 min read Read % read
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