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. 2021 Aug 17;7(8):e29029. doi: 10.2196/29029

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©Hannah R Stevens, Irena Acic, Sofia Rhea. Originally published in JMIR Public Health and Surveillance (https://publichealth.jmir.org), 17.08.2021.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Public Health and Surveillance, is properly cited. The complete bibliographic information, a link to the original publication on https://publichealth.jmir.org, as well as this copyright and license information must be included.

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Green polynomial regression line representing mean emotional tone of r/LGBTeens posts from January 1, 2015 through January 31, 2021. We note a sharp decrease in the emotional tone of posts during 2020.