The damage caused by an affair is obvious. How can a person who has proven him / herself capable of sneaking around and being intimate with a third party ever be trusted again? It may not be possible, but if you and your spouse are at all interested in continuing your marriage, there are things you will have to do that won't be easy.
Online infidelity is where you cheat on your wife or husband by looking at porn on the Internet. It could also be a girlfriend chetaing on a boyfriend or vice versa. The Internet is a powerful presence and makes it possible to cheat at almost any place, and any time.