A 2017 Harvard study, which examined almost a century’s worth of data, reveals a simple way to be happier and more successful next year: Spend more time with people who make you happy.⁠ Harvard’s Grant & Glueck study tracked the physical and emotional well-being of 268 male graduates from Harvard, as well as 456 poor men growing up in Boston from 1939 to 2014. Multiple generations of researchers analyzed brain scans, blood samples, self-reported surveys, and interactions of these men to compile their findings.⁠ ⁠ The conclusions were simple. Close relationships can make or break a person’s well-being, according to Robert Waldinger, Harvard professor of psychology and director of the center behind the study.⁠ ⁠ _____⁠ ⁠ “The clearest message that we get from this 75-year study is this: Good relationships keep us happier and healthier. Period,” Waldinger said in a 2015 TEDx talk. If you want to be happier and healthier in the coming year, invest in close, positive relationships.⁠ Having ...