Drooid Logo
Back to today’s briefing

Story perspectives

Study Reveals Five Key Epochs of Brain Development

11/28/2025

26 3 Full Breakdown

1 of 1

Story summary
  • A comprehensive study identifies five major epochs of brain development from infancy to age 90 in nearly 4,000 scans.
  • Turning points occur at ages 9, 32, 66, and 83, marking shifts in brain organization.
  • The sequence spans childhood through age 9, then adolescence to 32.
  • Brain connectivity becomes more efficient across epochs, shaping cognitive performance.
  • Later stages show aging-related declines and may relate to life events such as parenthood.