What Couples Therapy Won’t Tell You About Fighting After Kids
- 4 days ago
- 8 min read
Markella Kaplani, M.A., is a licensed psychologist specializing in parenthood and relationship dynamics. With over 16 years of experience, she brings a holistic and compassionate approach to mental and emotional wellness, supporting parents in reconnecting to themselves, their partners, and their dreams so that the entire family system can thrive.
You did the responsible thing. You went to couples therapy after the baby came and everything started falling apart. You learned about “I statements,” active listening, and fair fighting rules. Yet, you are still having the same fight on a loop, about the dishes, about who gets up at night, about why it feels like you are roommates who happen to share a child. Here is what most couples therapy will not tell you, the fight about the dishes is never about the dishes.
Most post-baby conflict is not a communication problem. It is an identity crisis happening to two people at the same time, in the same house, with no shared language for what is actually going on. In this article, you will learn why traditional couples therapy often misses the real source of post-baby conflict, what is actually driving the fights, and what to do instead.
Why do couples fight more after having kids?
The statistics are well-established and remarkably consistent across cultures. Research from the Gottman Institute has found that approximately two-thirds (a shocking 67 percent) of couples experience a significant decline in relationship satisfaction within the first three years after a baby arrives. Longitudinal studies show that anywhere from 20 to 59 percent of couples show marked drops in relationship functioning after birth, and nearly a third fall into the clinical range of marital distress within the first 18 months.
These numbers are not contested. What is contested is the explanation. The standard narrative goes like this, couples fight after a baby because they are sleep-deprived, overwhelmed, and communicating poorly. The solution, accordingly, is better communication, learn to fight fair, use softer startups, make repair attempts, and express appreciation.
This is not wrong. But it is incomplete. For many couples, it is so incomplete that it actively misleads them into thinking their relationship is the problem, when in fact their relationship is the surface on which a much deeper problem is playing out.
The real source of post-baby conflict
When a baby arrives, it does not just add a new person to the household. It dismantles and rebuilds the identity of every adult in it. The mother undergoes matrescence, a developmental process as significant as adolescence, involving changes to her brain structure, hormonal landscape, social identity, and sense of self. The father undergoes a parallel, less studied but equally real transformation, sometimes called patrescence, involving shifts in testosterone levels, identity renegotiation, and the confrontation of his own upbringing and what kind of father he wants to be.
Both partners are in the middle of an identity earthquake, and neither has the vocabulary for it. So what happens? The earthquake expresses itself through the only available channel, the relationship.
The fight about who does more around the house is really a fight about feeling unseen in the middle of a transformation nobody prepared you for. The fight about sex is really a fight about a body and an identity that no longer feel like your own. The fight about in-laws is really a fight about whose model of family will prevail now that you are creating a new one.
When couples therapy focuses exclusively on communication patterns without addressing the identity upheaval beneath them, it is treating the smoke while the fire burns.
What traditional therapy often misses
To be clear, couples therapy is not the enemy. Good couples therapists do extraordinary work, and evidence-based approaches like Emotionally Focused Therapy and the Gottman Method have helped millions of relationships. But here is the gap, most conventional couples therapy was not designed specifically for the transition to parenthood. It was designed for two adults in conflict.
The transition to parenthood is not ordinary conflict. It is a developmental crisis that happens to both partners simultaneously. Here is what gets missed.
First, the grief. Both partners are grieving their former freedom, their former identity, their former relationship, their former body, and their former sense of competence. This grief is largely disenfranchised because you are supposed to be grateful. You have a healthy baby. What right do you have to mourn?
But grief that is not acknowledged does not disappear. It goes underground and reemerges as irritability, withdrawal, resentment, or numbness.
Second, the developmental asynchrony. Partners rarely go through matrescence and patrescence at the same pace or in the same way. One partner may be deep in the identity crisis while the other is in denial that anything has changed. One may be desperately seeking connection while the other is desperately seeking space.
This mismatch creates a dynamic where both people feel abandoned by the other, not because they do not care, but because they are on different timelines of the same transformation.
Third, the generational inheritance. Having a child activates your own childhood in ways that nothing else does. The way you were parented, the attachment patterns you developed, and the unprocessed wounds from your family of origin all surface with startling force when you become responsible for a child.
Research on enduring vulnerabilities during the transition to parenthood has shown that poor functioning in families of origin predicts declines in both marital satisfaction and communication quality after a baby. Your partner is not just fighting with you. They are fighting with the ghost of how they were raised.
The identity lens changes everything
When you look at post-baby conflict through the lens of identity rather than communication, the entire picture shifts. Suddenly, the partner who shuts down during an argument is not “stonewalling.” They are overwhelmed by a nervous system that does not know how to process the scale of change happening inside them.
The partner who picks fights about logistics is not “controlling.” They are desperately trying to create order in a life that feels like it has lost all structure.
This is not about excusing harmful behavior. It is about understanding it accurately so that the real work can begin.
The real work is not learning to argue more politely. The real work involves three things, a) each partner developing awareness of their own identity transformation, b) both partners learning to name what they are actually experiencing beneath the surface conflict, and c) the couple creating enough safety to grieve together rather than alone.
Frameworks like Internal Family Systems (IFS) are particularly useful here because they give both partners a way to understand their internal world without blame. When you can say, “A part of me feels terrified that I am disappearing,” instead of, “You never pay attention to me,” the conversation shifts from accusation to vulnerability.
Vulnerability, not technique, is what actually repairs relationships.
5 questions to ask instead of “who started it”
1. What am I actually grieving?
Before your next argument, ask yourself what you have lost since becoming a parent that you have not yet fully mourned. It might be your freedom, your spontaneity, your body, your career trajectory, your sense of identity, or the version of your relationship that existed before children.
Naming the grief does not magically resolve it, but it does stop it from exerting control subconsciously and trying to find relief by snapping at your partner for leaving a dish in the sink.
2. Who am I becoming?
Parenthood does not just take something away. It also creates something new. But the new identity takes time to form, and in the gap between who you were and who you are becoming, there is confusion and disorientation.
Ask yourself, "Am I allowing space for this transformation, or am I trying to force my old identity to fit a life that no longer matches it?"
Share this question with your partner. It opens a very different conversation than “Why don’t you help me more?”
3. What did my childhood teach me about this moment?
The way you respond to conflict, overwhelm, and vulnerability was shaped long before your baby arrived. Your attachment style, your nervous system’s threat response, and your beliefs about what a “good” parent or partner looks like all come from somewhere.
When you find yourself in a pattern that feels bigger than the moment, such as a rage that is disproportionate, a withdrawal that feels automatic, or a need for control that surprises you, it is worth asking, "Is this about right now, or is this about something much older?"
4. Am I fighting my partner or my fear?
Fear is the silent driver of most post-baby conflict, fear that you are not enough, fear that your partner does not see you, fear that you will turn into your own parents, fear that you will lose yourself entirely, or fear that the relationship will not survive this.
When you can identify the fear beneath the frustration, you give your partner something they can actually respond to. Nobody can respond helpfully to “you always” and “you never.” Almost everyone can respond to “I am scared that I am losing myself.”
5. Are we on different timelines?
One of the most underappreciated sources of conflict after a baby is simply that partners are going through the same transformation at different speeds. One partner may already be deep in the emotional upheaval, while the other is still operating as if life has not fundamentally changed.
This does not suggest misalignment in your relationship. It is a developmental reality.
Recognizing that you might be in different chapters of the same book can generate patience where there was only frustration.
What actually helps
If traditional communication tools have not been working for you after a baby, it is not because your relationship was fundamentally doomed to fail from the beginning, a worry many of my clients initially express. It is because the tools were designed for a different problem.
What helps is not arguing “better.” It is deeper understanding of yourself, your partner, and the seismic shift you are both navigating.
That starts with education. Learning about matrescence and patrescence as real developmental stages, not just buzzwords, gives both partners a framework for what is happening to them. It normalizes the difficulty and removes the blame.
When you understand that your partner’s irritability might be a symptom of an identity crisis rather than evidence that they do not love you, you respond differently. When you understand that your own withdrawal might be a nervous system in overwhelm rather than a character defect, you treat yourself differently, too.
It also requires individual work alongside couples work. Each partner needs space to process their own transformation, ideally with a therapist, coach, or trusted community, before bringing it to the relationship. You cannot be a good partner to someone else if you do not know what is happening inside you. You cannot know what is happening inside you if you never slow down long enough to look.
Finally, it requires couples to build what I call a “developmental alliance,” an explicit agreement that both partners are going through something enormous, that neither is doing it wrong, and that the relationship itself is the container in which both people can grow.
This is different from a communication contract. It is a philosophical commitment to each other’s becoming, even when the becoming is messy.
Stop fixing the fight and start understanding it
If you are a parent who keeps having the same argument with your partner and cannot figure out why nothing changes, the answer might not be a better technique. It might be a better question.
As a psychologist and parenthood and relationship expert, I help couples stop treating the symptoms and start understanding the transformation they are in the middle of. If you are ready to move beyond communication scripts and into the real work of reconnection, feel free to visit markellakaplani.com to find my free resources and learn more through my podcast.
Moreover, you can reach out here to book a free discovery call and see if working together would be the most appropriate next step for you.
Read more from Markella Kaplani
Markella Kaplani, Parenthood & Relationship Coach & Psychologist
Markella Kaplani, M.A., is a multi-passionate, restless soul passionate about discovering the depths of the psyche and what makes us whole. In her quest to support people along their journey to better mental and emotional health, Markella is a dedicated lifelong learner. She holds an M.A. in Clinical-Counseling Psychology (M.A.), but also specializes in child psychology, special education, couples therapy, and motherhood psychology, which provides her with a holistic perspective of the family system, both internally and externally. With her non-judgmental, culturally sensitive, and compassionate approach, she marries facts with each unique person's experience to create interventions that speak to their individuality.
