Sexual intercourse or coitus or copulation is sexual activity typically involving the insertion and thrusting of the penis into the vagina for sexual pleasure , reproduction , or both. There are different views on what constitutes sexual intercourse or other sexual activity , which can impact on views on sexual health. Various jurisdictions place restrictions on certain sexual acts, such as incest , sexual activity with minors , prostitution , rape , zoophilia , sodomy , premarital and extramarital sex. Religious beliefs also play a role in personal decisions about sexual intercourse or other sexual activity, such as decisions about virginity ,   or legal and public policy matters. Religious views on sexuality vary significantly between different religions and sects of the same religion, though there are common themes, such as prohibition of adultery.
Sexual intercourse - Wikipedia
Contributors: WWS initiated and coordinated the formulation of the study hypothesis, designed the protocol, and participated in data collection, interpretation of the findings, and writing of the paper; he is guarantor of the study. PvA had the original idea for the present study, and participated in formulation of the study hypothesis, data collection, interpretation of the findings, and writing of the paper. IS, together with her partner, participated in the first two experiments and helped design the protocol. EM participated in the execution of the study, particularly data collection and interpretation of the magnetic resonance findings. To find out whether taking images of the male and female genitals during coitus is feasible and to find out whether former and current ideas about the anatomy during sexual intercourse and during female sexual arousal are based on assumptions or on facts.
Hot and wild interracial sexual intercourse
Ian Kerner is a licensed couples therapist, writer and contributor on the topic of sex for CNN. CNN Many of us equate "sex" with "intercourse" and use those words interchangeably. Yet highly satisfying sex doesn't have to be limited to penetration -- and doesn't even have to include it at all. Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.
From Wikimedia Commons, the free media repository. Subcategories This category has the following 5 subcategories, out of 5 total. Media in category "Penile-vaginal intercourse" The following 90 files are in this category, out of 90 total.