'Stand by me' is a common refrain when it comes to friendship but new research from Concordia University proves that the concept goes beyond pop music: keeping friends close has real physiological and psychological benefits. The presence of a best friend directly affects children going through negative experiences, as reported in the recent Concordia-based study, which was published in the journal Developmental Psychology and conducted with the collaboration of researchers at the Cincinnati Children's Hospital Medical Center and the University of Nebraska at Omaha...

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