An 87-year-long Harvard study found that social fitness — maintaining your personal relationships and keeping them in good shape — was the No. 1 thing the happiest, longest-living people have in ...

You’ve probably heard that human beings are “social animals.” That doesn’t just mean we tend to interact with each other; it means that as a species, we need social connection to thrive, and isolation ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Social media has long housed fitness transformation videos, where ...