17 Psychology Behind Cheating Most People Don’t Know

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Cheating—it’s the ultimate relationship buzzkill, a topic as old as relationships themselves, and yet, it still manages to leave us scratching our heads. 

Why do people cheat? Is it boredom? A need for excitement? Or is there something deeper, something psychological that drives someone to betray their partner? Spoiler alert: it’s rarely just about sex.

In this post, we’re diving headfirst into the messy world of infidelity to uncover the psychological facts most people don’t know about cheating. 

From the thrill-seekers looking for novelty to the emotionally starved seeking connection, we’ll explore why even people in happy relationships can stray. 

And, by the end, you’ll realize that cheating isn’t as black-and-white as it seems—there’s a whole spectrum of reasons behind those heartbreaking decisions.

Curious to know more? Keep reading, because what you’ll learn might just change the way you look at relationships, trust, and why some people can’t seem to stay faithful.

1. Sometimes People Cheat, Even When They’re “Happy”

You’d think cheating is reserved for miserable couples arguing about who left the cap off the toothpaste. 

But nope! Even the “we’re-so-happy-it’s-annoying” couples aren’t immune to a little extra-curricular activity. 

Turns out, being in a relationship that’s all sunshine and rainbows doesn’t always stop someone from wandering into the storm. 

It’s not always about the partner or the relationship—sometimes, it’s just about the person. 

They could have more commitment issues than a person trying to stick to a New Year’s resolution. 

Or maybe they’ve got a few polyamory tendencies they didn’t mention in their online dating profile. 

You know, things like being super open and honest (just, uh, not at the right time), flexible (with their definition of commitment), and a total rule-breaker when it comes to tradition. 

2. A Need for Variety Could Be a Reason for Cheating

Some people just can’t resist the call of the wild… or, in this case, the call of something new

If you’ve ever met someone who gets bored of their phone after six months, you might understand why some people with a high need for novelty and thrill-seeking can be at a higher risk for cheating. 

It’s all about chasing that next big dopamine hit—like skydiving, but, you know, with worse consequences for your relationship. 

The excitement and adrenaline that come with cheating might be just what these thrill-seekers are looking for. 

Unfortunately, this kind of behavior isn’t just risky for the heart; it’s also risky for one’s physical and mental well-being. 

So, if you notice someone who always seems to be searching for that next big high, you might want to make sure they’re chasing their thrills safely—like, say, by trying a new hobby instead of a new partner.

3. Women Are More Likely to Cheat for Emotional Reasons

When it comes to cheating, men and women don’t always follow the same playbook. 

While men might be more likely to cheat for physical reasons or instant gratification, women often step out for something more emotional. 

It’s not just about the act—it’s about the feels

Women who cheat are usually seeking emotional connection, often because they’re feeling lonely or unfulfilled in their current relationship. 

It’s like they’re looking for someone to listen to their heart, not just admire their looks.

Studies show that women tend to have a deeper emotional bond with their partner, which makes emotional neglect or loneliness a powerful trigger for infidelity. 

While men can be perfectly content in their relationships and still cheat (because, well, they sometimes think with other parts of their body), women often report that their cheating stems from dissatisfaction and emotional pain. 

It’s less about instant thrills and more about seeking emotional fulfillment.

4. People Who Cheat Tend to Minimize Their Behavior

Cheaters have a talent for turning bad decisions into not-so-bad ones in their minds. 

They’re like magicians, except instead of pulling rabbits out of hats, they’re pulling excuses out of thin air. 

You’ll hear things like, “It was just a kiss! It’s not like we went all the way!” or “It doesn’t count if it happened in another time zone!” 

They treat infidelity like it’s some kind of “Choose Your Own Adventure” book where they conveniently skip the parts where feelings and trust get involved.

The logic is simple: if they can convince themselves it’s no big deal, maybe it’ll just poof away into the void of forgotten mistakes. 

But let’s be real—if it’s something you wouldn’t want your partner to know about, chances are, it’s not something you should be doing. 

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Unless, of course, you’re just into creating chaos and drama, in which case, congrats—you’re doing great!

5. The Offender Has Low Self-Esteem

Here’s a fun twist: some cheaters aren’t out there chasing thrills—they’re actually chasing self-worth. It’s a tragic irony. 

People with low self-esteem might look at their partner and think, “How did I ever end up with someone this amazing? I need to prove I’m still desirable!” 

So, they embark on a journey to boost their fragile ego, even if it means self-destructing their relationship. 

Unfortunately, the more they cheat, the more their partner’s self-esteem takes a nosedive. 

It’s like they’re spreading their insecurity like it’s a bad cold—except there’s no chicken soup that can fix this one. 

So now, you’ve got two people who feel worse about themselves than when they started. 

It’s a vicious cycle of insecurity, like trying to put out a fire by pouring gasoline on it.

6. The Cheater May Have Felt Neglected

Ah, the old “I felt neglected” excuse. 

While it’s certainly not a justification, it’s a common reason given by those who stray. 

People who cheat often report that they weren’t feeling taken care of emotionally in their relationship—kind of like a houseplant that wasn’t getting enough sunlight. 

Instead of talking about it or investing in some relationship Miracle-Gro, they opted for the next best thing: seeking validation, attention, and emotional care outside the relationship. 

This sense of neglect can sometimes lead to more than just a fling—it can turn into an emotionally satisfying affair, especially for women. 

Studies show that women who feel close to their affair partners often find the emotional connection more fulfilling than the physical aspect. 

It’s not just about sneaking off for some forbidden fun; it’s about finding someone who actually listens to their feelings, makes them feel valued, or at the very least, asks how their day was. 

So, while neglect might spark an affair, it’s often the emotional bond that keeps the fire going.

7. 47% of People Who Admit Infidelity Feel Guilty

Ah, the sweet sound of guilt. 

If your partner cheats and then admits it, there’s a solid chance they feel as bad as you’d hope—well, 47% of the time, anyway. 

That means almost half of the cheaters out there have at least one conscience cell still working, sitting in a corner, shaking its head, and whispering, “You messed up, buddy.”

Sure, it doesn’t erase the damage, but knowing they feel bad about it might be a tiny consolation prize. 

Like winning third place in a race you didn’t even want to run. 

But let’s not ignore that other fascinating stat—39.8% of cheaters don’t feel guilty, but instead use infidelity as a way to wave the “I’m not happy” flag. 

So while you’re nursing a broken heart, just know that a chunk of them are out there hoping you’d notice their very subtle message, “Hey, I wasn’t happy, but instead of talking, I took the scenic route via Bad Decision Boulevard.”

8. Some Partners Cheat to Get Revenge

If revenge is a dish best served cold, then revenge cheating is a dish no one asked for, served with a side of drama.

Some partners, instead of opting for a good old-fashioned argument or a long passive-aggressive text, decide to up the ante and cheat as payback. 

It’s the emotional equivalent of throwing a pie in someone’s face—only this time, it’s your relationship that’s left looking messy. 

People who cheat to get revenge are basically saying, “You hurt me, so I’m going to hurt you back, but instead of using my words, I’m going to do something wildly destructive!”

And while they may feel oh-so-justified, it usually ends with both parties feeling worse than before—kind of like realizing too late that the pie wasn’t worth it.

9. Cheating Can “Just Happen”

Ah yes, the classic “Oops, I accidentally cheated” moment. 

As much as it sounds like a bad rom-com plot, infidelity can sometimes sneak up on you like an unexpected email from your ex. 

One minute you’re sipping coffee with your work spouse, the next, you’re wondering how your innocent office banter turned into a late-night text you wish you hadn’t sent. 

It’s not always about wanting to cheat—it’s about the perfect storm of life throwing stress your way, and suddenly your guard is down. 

Maybe you and your partner are like ships passing in the night, or work has you so stressed that you’ve emotionally bonded with your cubicle buddy a little too much. 

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It’s like leaning on your work spouse for support, but, whoops, you leaned too far. 

And boom! You’ve crossed the coworker line, and it’s not because of a friendly handshake.

10. A Person Who’s Cheated in the Past Can Change

“Once a cheater, always a cheater,” right? Well, not exactly. 

Just because someone tripped and fell into the “Oops, I did it again” zone doesn’t mean they’re doomed to a lifetime of sneaky text messages and suspicious weekend getaways.

People can change! A former cheater might look in the mirror one day and realize, “Hey, maybe I should stop acting like a character in a bad soap opera and get my life together.” 

Of course, we’re not talking about serial cheaters here. 

Those folks treat cheating like a hobby—like collecting stamps, only way more dramatic and way less legal in the relationship world. 

If they’re not willing to put down their “hobby,” they’ll need some deep soul-searching and perhaps a therapist on speed dial. 

It’s all about breaking the cycle—kind of like trying to stop binge-watching reality TV.

11. Only 1 in 5 Relationships End Because of Cheating

Surprise, surprise! Despite what all your friends say when they’re yelling at the TV during a soap opera—“I’d never stay with a cheater!”—the reality is, most people stick around after the scandal. 

Only 20% of relationships crash and burn due to infidelity. 

That’s right, 80% of couples decide to pick up the pieces, slap on some emotional band-aids, and keep it moving.

Why? Well, life’s complicated. 

Maybe it’s because they share a mortgage, or they don’t want to disrupt little Jimmy’s perfect attendance record at school. 

Or maybe splitting up would mean trading in their comfy lifestyle for something a little more budget-friendly (and no one likes downgrading their Netflix subscription). 

Whatever the reason, staying together after cheating isn’t as uncommon as your inner drama queen might think.

12. You Could Still Get Cheated On Even If You Have a Great Sex Life

It’s the ultimate gut-punch: you’re both hitting all the right notes in the bedroom, and yet, somehow, cheating still finds a way in. 

As much as we’d all love for a fantastic sex life to be the ultimate “cheater repellent,” it turns out, it’s not that simple. 

Even with fireworks going off between the sheets, some people can’t resist the allure of a little novelty outside the bedroom. 

They may crave variety, like someone who loves pizza but occasionally sneaks off for a taco. 

But cheating isn’t always about what’s happening (or not happening) under the covers. 

Some people cheat because they lack emotional commitment or because they just don’t understand the concept of “boundaries.” 

So while a great sex life can be an important part of a healthy relationship, it’s not the end-all-be-all. 

There’s more to infidelity than unmet physical needs—it’s like trying to put out a fire with just a bucket of water when the whole house needs attention.

13. On The Other Hand, Sexual Desires Not Being Met Could Be a Reason For Infidelity

Let’s be real—sometimes, unmet sexual desires can push someone toward infidelity. 

When someone feels like their partner isn’t quite understanding their ahem unique preferences or is simply unwilling to entertain their more creative requests, they might start looking elsewhere. 

It’s like ordering your favorite meal at a restaurant and finding out they’re out of stock—so you go down the street to get what you’re craving. 

Of course, many cheaters don’t even bother telling their partner what they want. 

They fear being judged or rejected, so they just silently stew, convincing themselves that sneaking around is the easier solution. 

In their mind, it’s a twisted win-win: they get to keep their relationship and scratch their itch elsewhere. 

Unfortunately, it’s more of a lose-lose because, as we all know, secrets and lies tend to blow up in spectacular fashion. 

And suddenly, the “easy solution” turns into a full-on disaster.

14. A Cheater May Be Trying to Assert Dominance

Cheating to assert dominance? Yep, that’s a thing.

It sounds like a plotline straight out of a telenovela, but sometimes people cheat just to feel like they’re back in the driver’s seat of their relationship. 

It’s like when someone’s been feeling powerless in their life, and they decide to flip the script by, well, cheating. 

It’s not the healthiest form of empowerment, but hey, some folks are playing a very different game of Monopoly. 

In some cases, it’s revenge cheating—because, you know, two wrongs always make a right (spoiler: they don’t). 

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Other times, it’s the one area where they feel they can finally make their own rules. 

It’s less about love or attraction and more about playing the game of “Who’s in control?”… except instead of winning a prize, everyone just gets hurt.

15. Working Through Infidelity Can Strengthen a Relationship

Here’s the shocker: sometimes, after the cheating dust settles, couples can actually come out of it stronger. 

Yes, stronger! Think of it like a relationship boot camp—except instead of doing pushups, you’re doing trust exercises that don’t involve falling backward into someone’s arms. 

Couples who roll up their sleeves and decide to rebuild often find their connection goes from “meh” to “wow, we’re like a rom-com, but with more therapy.”

But let’s be real: it’s not for everyone. Not everyone has the energy for deep conversations about feelings, especially when all you want to do is binge Netflix and forget your problems. 

If you do decide to go down the road of rebuilding trust, honesty, and a little sprinkling of “I’m sorry” will be your best friends. 

Forgiveness is a real possibility—if you’re ready for it. 

It’s like choosing to forgive your cat for knocking over your favorite plant…but with way more emotional stakes.

16. Some Cheat to “Feel Something”

Ah, the classic “I just wanted to feel something!” excuse, straight out of the handbook for emotional messes everywhere. 

If you’ve watched Cheaters or heard someone try to justify their indiscretions, you know this line all too well. 

It sounds like something you’d hear from a character in a midlife crisis movie—except it’s real, and way more painful.

For some people, cheating is like riding a roller coaster after months of strolling through the park—it’s all about the thrill.

These are the folks who thrive on novelty, constantly searching for the next big excitement because, apparently, sticking to a healthy, loving relationship just doesn’t provide the adrenaline rush they need. 

Unfortunately, their desire for something new often comes at the expense of their partner’s feelings. 

Boredom, it turns out, can be a dangerous thing when mixed with a wandering eye and an appetite for drama.

17. A Cheater Can Still Love Their Primary Partner

Wait, what? Someone can cheat and still love their partner? Sounds like a riddle wrapped in an enigma, but it’s sadly true. 

As baffling as it may seem, some cheaters genuinely love their partner but still go off on a side quest of poor decisions.

It’s like eating a delicious cake at home and sneaking out for a cheap slice of pie—you love the cake, but that pie was just… there. 

People cheat for all sorts of reasons. Maybe they feel they don’t deserve their partner’s love, so they self-sabotage. 

Or maybe they’re looking for something they feel is missing—some excitement, validation, or just a momentary escape. 

It’s messy and complicated, like a relationship version of a tangled-up slinky, but love and infidelity, bizarrely, can coexist. 

Not that it makes things any easier to forgive, but love isn’t always as straightforward as we’d like it to be.

Conclusion

If there’s one thing we’ve learned, it’s that cheating is about as black and white as a tie-dye shirt—messy, unpredictable, and filled with a lot of gray areas.

There are so many psychological reasons why people cheat, ranging from emotional neglect to the desire for novelty. 

While it’s impossible to completely “affair-proof” your relationship, there’s something you can do: strengthen the emotional bond with your partner and keep those lines of communication wide open.

Instead of worrying about everyone who so much as glances at your partner, focus on building trust and commitment within your relationship. 

It’s about nurturing what you have, not guarding against what you fear. And, most importantly, remember this: if your partner cheats, it’s never your fault.

You’re only responsible for the decisions you’ve made—not the poor choices of someone else.

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