As a wife, many of you have come face-to-face with your worst fear that your husband is cheating on you. But, before you jump in to any conclusions, and start throwing out his stuff, you also need to understand why this could be happening. Find out what could have possibly gone wrong that made him take this step. Remember, there is always a reason behind every right or wrong step. So, here are a few reasons as to why your husband is cheating on you.