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Не оставляй на себе носки!
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Holstege, G., J. R. Georgiadis, A. M. Paans, L. C. Meiners, F. H. van der Graaf, and A. A. Reinders. «Brain Activation During Human Male Ejaculation».
Huynh, Hieu Kim, Antoon T. M. Willemsen, and Gert Holstege. «Female Orgasm but Not Male Ejaculation Activates the Pituitary. A Pet-Neuro-Imaging Study». 76, no. 0 (2013): 178–182.
Kent, William. «Why You Should Keep Your Socks on in Bed». Elite Daily, http://elitedaily.com/dating/sex/wearing-socks-30-orgasm/.
Хотите быстро похудеть? Займитесь сексом!
Bohlen, J. G., J. P. Held, M. O. Sanderson, and R. P. Patterson. «Heart Rate, Rate-Pressure Product, and Oxygen Uptake During Four Sexual Activities».
Chen, X., Q. Zhang, and X. Tan. «Cardiovascular Effects of Sexual Activity».
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Organization, World Health. «What Is Moderate-Intensity and Vigorous-Intensity Physical Activity?»
http://www.who.int/dietphysicalactivity/physical_activity_intensity/en/.
Waldinger, M. D., P. Quinn, M. Dilleen, R. Mundayat, D. H. Schweitzer, and M. Boolell. «A Multinational Population Survey of Intravaginal Ejaculation Latency Time».
Делать или не делать… пирсинг (Пирсинг только для садомазохистов)
Anderson, W. R., D. J. Summerton, D. M. Sharma, and S. A. Holmes. «The Urologist’s Guide to Genital Piercing».
Buhrich, Neil. «The Association of Erotic Piercing with Homosexuality, Sadomasochism, Bondage, Fetishism, and Tattoos».
Catania, Lucrezia, Omar Abdulcadir, Vincenzo Puppo, Jole Baldaro Verde, Jasmine Abdulcadir, and Dalmar Abdulcadir. «Pleasure and Orgasm in Women with Female Genital Mutilation/ Cutting (Fgm/C)».
Miller, Leslie, and Monica Edenholm. «Genital Piercing to Enhance Sexual Satisfaction».
Millner, V. S., B. H. Eichold, 2nd, T. H. Sharpe, and S. C. Lynn, Jr. «First Glimpse of the Functional Benefits of Clitoral Hood Piercings».
Skegg, K., S. Nada-Raja, C. Paul, and D. C. Skegg. «Body Piercing, Personality, and Sexual Behavior».
Young, C., M. L. Armstrong, A. E. Roberts, I. Mello, and E. Angel. «A Triad of Evidence for Care of Women with Genital Piercings».
Мафусаил занимался сексом 10 раз в день
Davey Smith, G., S. Frankel, and J. Yarnell. «Sex and Death: Are They Related? Findings from the Caerphilly Cohort Study».