
We all seek happiness. In some way or another, people tend to do things that we believe will make us happier. Sometimes we think they are material things or experiences, but the reality is that you don't need so much to be happy. In fact, according to a Harvard study, you just need one thing.
The psychiatrist Robert Waldingerthat, in addition, he is a doctor at Harvard University, he has directed one of the longest and most deep studies about Human happiness. The study began in 1938 already throughout the decades, several directors have been in charge of the investigation. Waldinger has been the fourth. For the study, more than 2,000 people from several generations have been investigated.

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The study showed that what really makes you happy is neither fame, money, nor job success, but was something much simpler. The key to getting happiness is the quality of our personal relationships. Have at least two people who can trust deeply and who can call at any time And they will be there for you.
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According to Harvard's study: “People with strong social ties tend to live longer and have better physical and mental health.” Instead, experts claim that loneliness can lead to cognitive impairment and even premature death.

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The study also highlights the importance of caring for friendships, “Keep them alive and active”such as a call, a message, go for a walk with that person. They do not need to be great details, but take it into account and appreciate the relationship.