Based on what I read on Business Insider (weirdly) (url: http://www.businessinsider.sg/why-we-cheat-on-people-we-love-2015-4/ ) I have gain this conclusion, which I personally based on past experience, can fully verify. For the ultimate fulfillment between a couple, there is 3 aspect that needs to be fulfilled: Sex, Love and Attachment. The failure of any of the above 3 …