What is infidelity?

It is when someone is disloyal or cheating on their spouse.




ANSWER:
Infidelity is not just about sex outside the relationship but about trust, betrayal, lying and disloyalty. In fact infidelity is more painful because someone deliberately using deception to violate establish expectations within a relationship.

Infidelity contain of two close relationship, physical intimacy, and emotional intimacy.
1- Physical intimacy refers to sexual activity with someone other than the partner. Sexual infidelity in marriage is called "Adultery"