3 min
What factor did the Harvard study on adult development over the course of 75 years found? The surprising secret to a good life
For decades, many people believed money, fame, and high achievement were the keys to a good life. But what factor did the Harvard study on adult development over the course of 75 years found? The quality of our close relationships is the single most powerful predictor of long-term health and happiness.
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Healthy Aging
