Could your husband be cheating on you? Of all the highly publicized cases of infidelity that make it to the nightly news, the wives never saw it coming. Would you? Studies show that infidelity affects a shocking 1 out of every 3 marriages. Even worse, almost three-quarters of the wives were completely unaware their partner was on the prowl. Do you think your marriage is safe? Take this test to learn how likely your spouse is to cheat.