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Why Do We Feel Lonely?

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BrainCraft is written and hosted by Vanessa Hill for PBS Digital Studios. Talking psychology, neuroscience & why we act the way we do.
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REFERENCES

Michael (the most popular baby name in the US in 1982)

Smith, A., & Duggan, M. (2013). Online dating & relationships. Pew Internet & American Life Project. http://www.pewinternet.org/2013/10/21/part-2-dating-apps-and-online-dating-sites/

Loneliness and genetics

Goossens, L., Van Roekel, E., Verhagen, M., Cacioppo, J. T., Cacioppo, S., Maes, M., & Boomsma, D. I. (2015). The Genetics of Loneliness Linking Evolutionary Theory to Genome-Wide Genetics, Epigenetics, and Social Science. Perspectives on Psychological Science, 10(2), 213-226. http://pps.sagepub.com/content/10/2/213.abstract

Van Roekel, E., Scholte, R. H., Verhagen, M., Goossens, L., & Engels, R. C. (2010). Loneliness in adolescence: Gene× environment interactions involving the serotonin transporter gene. Journal of Child Psychology and Psychiatry,51(7), 747-754. http://devpsychopathologyru.nl/wp-content/uploads/2012/12/2010-Loneliness-in-adolescence-gene-x-environment.pdf

Loneliness like cravings for food

Inagaki, T. K., Muscatell, K. A., Moieni, M., Dutcher, J. M., Jevtic, I., Irwin, M. R., & Eisenberger, N. I. (2015). Yearning for connection? Loneliness is associated with increased ventral striatum activity to close others. Social cognitive and affective neuroscience, nsv076. http://scan.oxfordjournals.org/content/early/2015/06/16/scan.nsv076.abstract

Al Worden

EXCELLENT xkcd explainer https://what-if.xkcd.com/72/
And BBC article http://www.bbc.com/future/story/20130401-the-loneliest-human-being

Social isolation and mortality

Steptoe, A., Shankar, A., Demakakos, P., & Wardle, J. (2013). Social isolation, loneliness, and all-cause mortality in older men and women. Proceedings of the National Academy of Sciences, 110(15), 5797-5801. http://www.pnas.org/content/110/15/5797.abstract

Nostalgia

Zhou, X., Sedikides, C., Wildschut, T., & Gao, D. G. (2008). Counteracting Loneliness On the Restorative Function of Nostalgia. Psychological Science,19(10), 1023-1029. http://www.ncbi.nlm.nih.gov/pubmed/19000213

A biological alarm system

Zhou, X., Sedikides, C., Wildschut, T., & Gao, D. G. (2008). Counteracting Loneliness On the Restorative Function of Nostalgia. Psychological Science,19(10), 1023-1029. http://pps.sagepub.com/content/10/2/202.full

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