Human Growth and Development / Unit 11 HGD 1524 short lesson, about 20 seconds
When Mental Disorders Begin
Captions available
The idea
A meta-analysis of one hundred ninety-two studies found about forty-eight percent of mental disorders begin before eighteen and about sixty-three percent before twenty-five.
In practice
Eating disorders and obsessive-compulsive disorder often beginning in adolescence and early adulthood.
Where people slip
These are cumulative onset figures, not rising prevalence: most lifetime disorders have started by the mid-twenties.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
Something wrong in this lesson? Flag it · Sources for Human Growth and Development