How Positive Emotions Build Physical Health

@article{Kok2013HowPE,
  title={How Positive Emotions Build Physical Health},
  author={Bethany E. Kok and Kimberly A. Coffey and Michael A. Cohn and Lahnna I Catalino and Tanya Vacharkulksemsuk and Sara B. Algoe and Mary M. Brantley and Barbara L. Fredrickson},
  journal={Psychological Science},
  year={2013},
  volume={24},
  pages={1123 - 1132}
}
The mechanisms underlying the association between positive emotions and physical health remain a mystery. We hypothesize that an upward-spiral dynamic continually reinforces the tie between positive emotions and physical health and that this spiral is mediated by people’s perceptions of their positive social connections. We tested this overarching hypothesis in a longitudinal field experiment in which participants were randomly assigned to an intervention group that self-generated positive… 
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