A 2017 study in the American Journal of Epidemiology found that the use of Facebook correlated with declining psychological and even physical health. The more time people spent liking posts or updating their Facebook status, the less happy they felt. Plenty of other research discovered the same thing. One study from 2014 found heavy Facebook use was associated with eating disorders. A 2015 University of Missouri study found that Facebook made people depressed and envious from viewing the carefully curated lives of their friends. In 2016, a study found that quitting Facebook improved
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