Scientists discover a surprising clue to why some brains resist Alzheimer’s

AI Summary

Researchers in the Netherlands found that a rare population of immature brain cells persists even in people over 80. Differences in the behavior of these cells may help explain why some people retain cognitive health despite signs of Alzheimer’s disease in the brain.

Why do some people stay mentally sharp even when their brains show signs of Alzheimer’s disease? Scientists in the Netherlands may have uncovered an important clue hidden in a rare group of immature brain cells. Researchers discovered that these cells remain present even in people over 80, but their behavior differs dramatically between those who develop dementia and those who remain cognitively healthy.