May 15, 2026
Rebuild after betrayal trauma with 7 nervous system regulation techniques. Help calm your stress response, feel safe, and regain a sense of security.
Betrayal trauma hurts a lot. Betrayal hurts you emotionally, but it also affects your nervous system at a deep level, whether it's because of cheating, lying, broken trust, or abuse in a relationship. A lot of people say they feel constantly on edge, emotionally numb, overwhelmed, or unable to relax, even long after the betrayal happened.
If you've ever wondered why you can't "just move on," the answer is often that betrayal trauma messes up your nervous system. Your body is still in survival mode, looking for danger even after the threat has passed.
You don't have to stay in this state, though. Today, I'm going to show you seven ways to regulate the nervous system that can help you get back on your feet. These aren't vague self-care tips or fluffy affirmations. These are strategies that have been shown to work in research and that deal with what's really going on in your body right now.
You need to know what betrayal trauma is before we talk about the techniques.
Recent research from 2025 shows that betrayal trauma causes a lot more physical and mental symptoms than trauma that doesn't involve betrayal. The study found that people who had been betrayed were more likely to have stomach problems, heart problems, and neurological problems. This problem isn't just in your head. Your body is reacting to a real danger.
Researchers say that when someone you trust deeply hurts you, your nervous system goes into a state of dysregulation. Your sympathetic nervous system, which is responsible for the fight-or-flight response, gets stuck in the "on" position. Your parasympathetic nervous system (rest and digest) can't do its job of calming you down, though.
More than half of people who have been through trauma (51.9%) say they have experienced at least one betrayal trauma, and the effects are very strong. Your body doesn't know the difference between a physical threat and an emotional one. When your partner cheats, your body reacts as if your life is in danger. This is because your emotional survival is at stake in a very real way.
The information about cheating helps us understand why this trauma happens so often. Studies show that about 20–25% of married couples cheat on each other at some point. Some studies even say that the numbers are higher when emotional affairs are included. You are not alone in this experience, even though it feels like you are right now.
You probably know the common advice: "Just trust your gut." "Give it time." "You need to forgive and move on."
This is why that advice is bad. When your nervous system isn't working right, you can't trust your gut because you can't tell the difference between panic and intuition. If your nervous system stays in crisis mode, time alone won't help you get better. And what about forgiveness? You can't do that if you're still in survival mode.
First, you need to get your nervous system under control. All other things come after.
You need something that works right away when you feel triggered (and you will). This is when the 90-second reset comes into play.
When you feel your heart racing or your mind racing, stop for a moment. Breathe deeply through your nose four times. Seven counts to hold it. Breathe out through your mouth for eight counts. The 4-7-8 breathing technique is what this method is called, and it has been shown to work.
What makes this method work? This breathing pattern turns on your vagus nerve, which is like a dimmer switch for your nervous system. Deep breathing exercises get the parasympathetic nervous system going and help you relax, which can help calm down a nervous system that isn't working right.
Whenever you feel too much, do this three times in a row. It won't solve all your problems, but it will give you a break to think more clearly.
Trauma from betrayal doesn't just stay in your head. It is in your body. Your shoulders may always be tense. Your stomach might always be in a knot. You could have headaches that don't go away for no reason.
The body scan helps you figure out where in your body you're holding on to trauma. Here's a simple version you can do right away:
Get comfortable. Shut your eyes. Slowly move your focus up your body, starting with your toes. Pay attention to where you feel pain, tension, or numbness. Don't try to fix it yet. Just see it.
Take a deep breath into the tight spot you've found. Think about how your breath goes straight to that spot. Recognizing where you store your stress can sometimes help you let it go.
This method doesn't mean making yourself relax. It's about getting people to pay attention. You can start dealing with stress on purpose once you know where it is in your body.
Your body has been getting ready for the blow since you found out about the betrayal. You might not even know how much stress you're carrying until you try to let it go.
Progressive muscle relaxation is easy to do, but it works well. Begin with your feet. For five seconds, tense up all the muscles in your feet as much as you can. Then let go completely. Pay attention to how your body feels when it's tense and when it's relaxed.
Move your body in a planned way, starting with your calves, thighs, glutes, stomach, chest, hands, arms, shoulders, neck, and face. Hold each area tight for five seconds, then let go.
Progressive muscle relaxation can help with stress and chronic pain, help you sleep better, and make your anxiety symptoms less severe. This technique can help someone who is dealing with betrayal trauma when their mind won't stop racing.
Do this before you go to bed. It's one of the few things that might really help you sleep all night without waking up in a panic at 3 AM.
Sometimes, panic hits you when you're out in public. You're at your job. You are at the store. You can't do a full breathing exercise without people looking at you.
Your secret weapon is the physiological sigh. It only takes 10 seconds and looks like a normal breath to anyone watching.
Take a deep breath through your nose to do this. Take a second, smaller breath in before you breathe out. Your lungs should feel full. Then slowly breathe out through your mouth.
That's all. One sigh from the body. This simple exercise quickly calms the sympathetic nervous system and brings back a sense of peace.
Do these exercises quietly whenever you need to get back to your center. It's especially helpful when you and your partner are having a hard time talking or when you get intrusive thoughts during a meeting.
The amygdala in your brain tells you when you're in danger. Your amygdala is very busy right now. It thinks there is danger everywhere because being betrayed makes you feel unsafe.
By stimulating both sides of your brain at the same time, bilateral stimulation helps calm your amygdala. There are several ways to do this:
The easiest way? Taps like a butterfly. Put your hands on your opposite shoulders by crossing your arms over your chest. For 30 seconds to a minute, tap each shoulder (left, right, left, right) at a steady pace.
You could also try moving your eyes. Put your finger in front of your face and slowly move it from left to right while keeping your eyes on it. If you're sitting down, you can also tap your knees.
This method is based on EMDR therapy, which is designed to help people deal with trauma. Butterfly taps at home aren't a substitute for therapy, but they can help you feel better right away.
Your brain thinks the betrayal is happening right now when you're in a flashback. Your body reacts in the right way. You need something to hold you in the present.
This is where sensory grounding comes in. The 5-4-3-2-1 method works very well:
List five things you can see. The chair, the window, the clock, your hands, and the floor. Name four things you can touch. The chair is under you, the air is cool to the touch, and your feet are on the ground. The sound of the refrigerator humming in the background and the sound of birds outside. Name two things you can smell. (Coffee. Soap. Or think of your favorite smell if you can't find anything.) Name one thing you can taste. (Mints from toothpaste.) Coffee on your tongue. Or think of your favorite taste.
This method works because it makes your brain pay attention to real things that are happening right now. It breaks the flashback loop and tells your nervous system that you're safe right now.
Most people don't know this about regulating the nervous system: you can't always do it by yourself. People are made to connect with each other. We keep things in check by having safe relationships.
Co-regulation is the name of this method. Your nervous system naturally starts to match theirs when you're with someone whose nervous system is calm. It's like two tuning forks vibrating at the same time.
Who in your life makes you feel safe? It could be your best friend. It could be a therapist. It could be a support group for people who have been betrayed and are dealing with trauma. Spend time with whoever it is on purpose.
You don't even have to say anything about the betrayal. Being around someone calm and steady can sometimes be enough to help your body get back to normal.
But be careful: your cheating partner probably can't be this safe person for you right now, even if they're trying to change. Before your nervous system can really work with them again, it needs to feel safe all the time. Take your time with this.
All seven of these methods focus on your autonomic nervous system. That's the part of your nervous system that works on its own, without you having to think about it. It controls how fast your heart beats, how you breathe, how you digest food, and how you deal with stress.
There are two parts to the autonomic nervous system. The sympathetic branch is like the gas pedal in your car. When you're in danger, it makes everything go faster. Your brake pedal is the parasympathetic branch. It slows everything down so you can take a break and get better.
When you have betrayal trauma, your gas pedal gets stuck to the floor, and your brake doesn't work. These methods help bring that balance back. They let your parasympathetic nervous system do its job again.
The study is very thorough. Research on betrayal trauma shows that it is linked to a higher risk of PTSD, anxiety, depression, and dissociation. The good news is that if you practice nervous system regulation techniques regularly, they can break these patterns.
Let me be honest with you. You won't feel completely better after doing these things just once. Getting over betrayal trauma isn't a straight line.
Some days, the breathing exercises will work perfectly. Some days, you'll do everything you can and still feel like you're going to drown. That's normal. That's how it works.
Consistency is what counts. Even if you don't think you need them, practice these skills. Practice when you're not too stressed out so your nervous system can get used to these new patterns. Then, when something bad happens, your body will know how to get back to safety.
You may see some changes right away. You might sleep better if you do progressive muscle relaxation before bed. The physiological sigh might help you get through a hard talk without losing it completely.
It takes longer for some changes to happen. Over the course of weeks or months, the constant hypervigilance may start to fade. You will slowly and sporadically get your ability to trust your own judgment back.
Give yourself some time. Your nervous system has been through something very bad. It needs time to realize that it can relax again.
These techniques are powerful, but they're not a replacement for professional betrayal trauma help. If you're experiencing any of the following, please reach out to a therapist who specializes in trauma:
You want to hurt yourself. You can't do your job or take care of your daily tasks. You're using drugs or alcohol to deal with things. Your health is getting worse. After a few weeks, the techniques aren't helping at all.
It's okay to need help from a professional. In fact, asking for help is one of the most courageous things you can do. It shows that you want to get better, not stay in pain.
Dr. Cammy's Betrayal Trauma Recovery Program focuses on fixing the nervous system as the first step in healing. The program teaches skills based on research that can help you deal with fight-or-flight responses, trust yourself again, and feel safe in your body again. This is because you can't make clear choices about your relationship when your nervous system is in crisis mode.
Here's how to use these seven tips in your everyday life:
Take note of these. Set reminders on your phone. Make this a must. Your nervous system needs this kind of regular practice to change itself.
Learning that your partner had cheated on you turned your world upside down. You might feel like you'll never be okay again right now. You might think that being constantly on edge and panicking will become your new normal.
But I want you to know that your nervous system is very strong. You can learn to feel safe again with the right tools and regular practice. You can get your ability to think clearly and calmly back. You can get back in touch with who you are.
These seven ways to control the nervous system aren't magic pills. They are tools. And like all tools, they work best when you use them on purpose and often.
Begin today. Choose one of the methods on this list. Only one. Do it for five minutes. Do it again the next day. Do the same thing the next day. Over time, small, regular actions can lead to deep healing.
You didn't choose to go through betrayal trauma, but you can choose how you deal with it. You can give your nervous system what it needs to get better. You can choose to believe that peace is possible again.
Because it is. I've seen it happen a lot of times. And it can happen for you too if you have the right help and tools.
It's just the beginning of learning how to control your nervous system. Dr. Cammy's Betrayal Trauma Recovery Program gives you a complete framework for healing from betrayal trauma if you want to get help that is based on research.
The program takes you through four steps of healing:
You don't have to do this on your own. Dr. Cammy has helped hundreds of people go from being in a crisis to being clear and from being overly alert to being truly at peace. The program gives you specific skills, real-life exercises, and a plan for healing that goes deeper than just giving you relationship advice. It looks at what's really going on in your nervous system.
Your healing is important. Your peace is important. You deserve help that really gets how hard things are for you.
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I'm Dr. Cammy. I started Bliss in Being after more than a decade of helping couples and individuals navigate trauma, PTSD, and the painful moments that can reshape a relationship. This work is personal to me—and I bring that to every session
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