Here is my disclaimer: I have no judgmental feelings about those who are promiscuous, non-monogamous, have casual relationships, premarital relationships, and those of who have extramarital relationships.

https://www.psychologytoday.com/us/blog/in-the-name-love/201202/the-many-complicated-reasons-we-have-sex#:~:text=In%20charity%20sex%2C%20you%20love,intended%20to%20enhance%20the%20relationship.