Your Brain Probably Reaches Adulthood Wayyyy Later Than You Think, And It's So Fascinating
December 10, 2025
To gather this data, researchers looked at a number of factors, including brain compartmentalization, along with the changes and deterioration of the nerve fibers in the brains of 3,802 people ages 0 to 90 via data from MRI scans. All participants were described as “neurotypical.”
This study does have limitations. The late-aging group of people was smaller than the other groups. More…





