Infidelity refers to the act of being unfaithful in a committed relationship, typically involving romantic or sexual involvement with someone outside the primary partnership. It can occur in various types of relationships, including marriages and long-term partnerships, and often leads to emotional pain and trust issues. The reasons for infidelity can vary widely, including dissatisfaction in the relationship, desire for novelty, or emotional disconnect. The impact of infidelity can be profound, often resulting in the breakdown of relationships and significant emotional distress for all parties involved, including the individuals and their families.