A sexual affair – the classic cheating The sexual affair is the most common of all 7 types of affairs. You know that you are unfaithful, but are still doing it anyway. This is like a purely physical act between two people without much emotional hullaballoo.

What kind of person has an affair?

An affair is a romantic and emotionally intense relationship with someone other than your spouse or partner. Generally, affairs do not last long (though there are exceptions) and occur between two people who are not married or otherwise committed to one another.