When will I be happiest in my life? (Spoiler: not at 14)

A team of psychologists has pored over hundreds of thousands of data points in an attempt to solve the mystery of when human beings are at their happiest.

When will I be happiest in my life? (Spoiler: not at 14)
A team of psychologists has pored over hundreds of thousands of data points in an attempt to solve the mystery of when human beings are at their happiest.