the.com/youth
wasted on the young, envied by the old, and gone before you notice it leaving
brain buildprefrontal cortex isn't finished until about age 25
bone countbabies have around 300 bones, adults just 206
old wordcomes from Old English geoguth, meaning youthful age
risk wiringteen brains chase reward harder than they fear danger
growth spurtyou grew fastest as a fetus, never again so quick