That's not true. It's as much to do with substance as psychological factors and genetics and your social determinants of health. https://www.sciencedaily.com/releases/2014/07/140711153327.htm There's plenty of science to back up the compulsions and how much they can can harm someone's life. You presented one scenario as proof and said it's just one reason to get out of cheating. Not everyone is in a cis relationship with one person. Someone are fucking multiple people or no people like half of you idiots can still suffer. It took 5 minutes to read three articles and look it up. Use your critical thinking skills and try to have some compassion and empathy. No need to get into with any of you. Just go look for the information. It's out there.