Certain signs of infidelity are clear: lipstick on the collar, smell of perfume and Sunday-night business meetings. But if the below rings true about your guy and your instincts tell you something's not right, you might want to check that collar.1. He's on it more often (and often outside), he ignores calls, he changes his passcode frequently or he suddenly starts leaving it in the office or car.But there are less-obvious characteristics that almost all cheaters share. He's trying to lock you out of his life, literally and figuratively.Assume that he's able to lie to you just as easily.3. Whether about his appearance (he's losing his hair) or his job (he was just fired), feeling threatened can be a trigger to boost self-esteem with an affair. If he asks lots of questions he should know the answer to—like wanting to know which movie you're seeing when you've told him twice—reply with a question of your own. "Narcissists lack empathy and view women as objects. "You can't change him, and he doesn't want to be changed."6. Cheating men often forgo hand-holding, pecks on the cheek and snuggling on the couch—while still having sex with you. If people often observe, "He could charm the pants off anyone! We all start out figuring out how to circumvent rules, smiling at Mommy so she won't be mad that we threw our toys. Respond positively when you're getting what you want from him, and don't react at all when you don't."9. Think Eliot Spitzer, Bill Clinton, Tiger Woods, Arnold Schwarzenegger and yes, Mr. Studies show that men who perceive themselves as powerful are more likely to be unfaithful.That's because cheating can make him feel like a man again, says Dr. If you've got a guy who's down on himself, don't flaunt your own desirability to other men or boast about your accomplishments at work. Plus, they believe they have a right to do whatever they want," says Dr. Sex can be just a physical act, while true intimacy is harder to fake. "Power, it appears, can be a strong aphrodisiac and make men feel invincible," says Andee Harris, a certified life coach and founder of Bedroom
What better way to keep you from calling him on suspicious behavior than by making you second-guess yourself?Nitpicking is especially suspicious if he was never bothered by your weight, housekeeping habits or job before.