One large study found just a slight overall dip in happiness between age 20 and age 70—on a scale of 1 to 10, average life satisfaction went from 5.8 to 5.4. What is the happiness curve?

In happiness expert Arthur C. Brooks’ newsletter, he explores Aristotle’s 10 virtues for happiness. Here’s how you can ...

Health and Well-Being shows that the more we try to boost our happiness, the more we drain our mental energy needed for ...

Though results may vary in individual households, the exercise quotient could add points to the happiness scale. “Much of this study is related to the effects on levels of depressive symptoms,” ...

(Petros Karadjias/AP) The longest scientific study of happiness began in 1938 and is still ongoing. It now tracks multiple generations, researching what makes a good life and what brings happiness ...