Why is marital infidelity so destructive?

This article has been translated into the following languages:

العربية Български 中文 中國話 Deutsch Español فارسی Français Ελληνικά हिन्दी Hrvatski Bahasa Indonesia Italiano 日本語 Kiswahili 한국어 Magyar Polski Português Română Русский සිංහල Srpski Tagalog ไทย Türkçe Українська اردو Tiếng Việt