Scientists found that getting a hug on the day of a conflict was linked to smaller drops in positive emotions and a smaller rise in negative ones. The feel-good effects also appeared to linger into the following day.

"This finding is consistent with multiple emerging lines of evidence demonstrating the ability of touch behaviors within close relationships to reduce perceptions of threat and increase feelings of security and well-being," said study author Michael Murphy.
"Hugs are transformational," he added, "and like music, they're universal."
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