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Sources for information contained in this video:

Seasonal changes in sexual activity levels: Cornelisse, V. J., Chow, E. P., Chen, M. Y., Bradshaw, C. S., & Fairley, C. K. (2016). Summer heat: A cross-sectional analysis of seasonal differences in sexual behaviour and sexually transmissible diseases in Melbourne, Australia. Sexually Transmitted Infections.

Seasonal changes in Google search trends for pornography, prostitution, and online dating: Markey, P. M., & Markey, C. N. (2013). Seasonal variation in internet keyword searches: A proxy assessment of sex mating behaviors. Archives of Sexual Behavior, 42(4), 515-521.

Seasonal changes in condom sales and STD rates: Wellings, K., Macdowall, W., Catchpole, M., & Goodrich, J. (1999). Seasonal variations in sexual activity and their implications for sexual health promotion. Journal of the Royal Society of Medicine, 92, 60-64.

Seasonal changes in conception rates: Tita, A. T., Hollier, L. M., & Waller, D. K. (2001). Seasonality in conception of births and influence on late initiation of prenatal care. Obstetrics & Gynecology, 97(6), 976-981.

Seasonal changes in sexual injuries: Phillips, E. A., Esposito, A. J., & Munarriz, R. (2015). Acute penile trauma and associated morbidity: 9‐year experience at a tertiary care center. Andrology, 3(3), 632-636.

Seasonal changes in virginity loss: Levin, M. L., Xu, X., & Bartkowski, J. P. (2002). Seasonality of sexual debut. Journal of Marriage and Family, 64(4), 871-884.

For more information on biopsychosocial theories regarding why sexual behavior changes in the winter, check out this article I wrote for TONIC

Music Credit: Winter Wonderful by Kensington Studios, used under license from Shutterstock, 2017

Image Source: 123RF/Vasyl Dolmatov

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