4 Lessons from the Longest-Running Study on Happiness
Have you ever wished you could fast-forward your life so you could see if the decisions you’re making will lead to satisfaction and health in the future? In the world of scientific research, the closest you can get to that is by looking at the Harvard Study of Adult Development — a study that has tracked the lives of 724 men for 78 years, and one of the longest studies of adult life ever done.