Every man wants to feel like his lady's hero and it is boring when women don't understand that.
Men who have strayed have done that for different reasons with most being because of the lack of attention.
Every one loves to feel wanted including the men, loved and adored. To make that happen and not let the passion fizzle out, Kim Olver of Your Tango lists 10 ways men can be prevented from cheating
If you have read this article and wondered, what about him? What does he need to do? I wanted to write an article for women. I encounter more women in pain over their mate's infidelity than I do men. This is for you.
If you are unhappy in your relationship, don't point your finger at your partner. Look into the mirror and decide what it is that's causing the unhappiness.
If you want something different from your man, ask for it. If he gives you what you want, then great! If he doesn't then look inside yourself for the solution.
Accept your man as he is and adjust yourself to better be able to manage your relationship. And if he is violating one of your non-negotiables, leaving might be your best option.