Why do we keep having the same argument in relationships?
If you have PMDD, you might know the pattern all too well.
For part of the month, your relationship feels relatively manageable. You might still have frustrations, disagreements or the occasional difficult conversation, but they don't necessarily feel like a crisis. Then your luteal phase arrives and suddenly something that seemed tolerable becomes almost impossible to ignore. You are more angry, more resentful and more sensitive to your partner's behaviour, or increasingly certain that something is seriously wrong between you.
Perhaps you have the same argument you have had countless times before: You tell your partner that they don't listen —> They tell you that you're overreacting —> You try to explain yourself more clearly —> They become defensive —> You become more frustrated because now you feel unheard and misunderstood —> Eventually someone withdraws, storms off, shuts down or gives in, and the argument ends without either of you feeling particularly resolved.
Then your period arrives, the intensity settles and you feel closer again. Perhaps you even wonder what all the fuss was about. Until next month.
If this happens repeatedly, it can be tempting to conclude that PMDD is the problem. And certainly, PMDD can have a significant impact on relationships. Changes in mood, irritability, emotional sensitivity and the intensity of difficult feelings can make relationship conflict much harder to tolerate during the luteal phase.
But there is another possibility worth considering.
What if PMDD is intensifying something that was already there?
That doesn't mean that every concern you have during luteal is the whole truth about your relationship.
Nor does it mean that PMDD is irrelevant. It means that recurring relationship conflict may be more complicated than either of those explanations allows for.
Sometimes the most useful question isn't “Is this PMDD or is my relationship actually a problem?” It’s “why do we keep ending up here?”
One of the most frustrating things about recurring relationship conflict is that the subject of the argument can seem incredibly important in the moment.
Perhaps it's about your partner not helping enough around the house. Perhaps it's about sex, money, how much they use their phone, how much time you spend together, his relationship with his family, the fact that she forgot something important to you, or the way they spoke to you when you were already feeling vulnerable.
And those things matter. But sometimes the specific subject of the argument isn't the whole story. You can change the topic and still find yourselves having essentially the same conflict:
You ask for something.
Your partner feels criticised.
They become defensive or withdraw.
You experience their withdrawal as further evidence that they don't care, so you push harder to be understood.
They pull away further.
You become angrier and more distressed.
One of you gives up, shuts down or leaves the conversation…
The next time it happens, the subject might be completely different. But somehow you are both back in the same positions, and this is one reason why simply trying to communicate more clearly doesn't always solve recurring relationship problems. You can become very good at explaining your position while remaining completely caught in the same relational pattern. In other words, the argument might be about the washing-up, but the pattern may is about something else entirely.
The difference between the argument and the pattern
It can be useful to distinguish between what you're arguing about and what happens between you when you argue.
The topic is the obvious part.
You never help.
You don't listen to me.
You care more about your phone than you do about me.
I can't be bothered having sex when I feel like this and you don't seem to understand.
You always make everything about you.
These statements may contain something important. They may also be distorted by the intensity of the moment. But beneath them there can be another layer: a familiar sequence of responses that both partners have become caught in.
Perhaps one person feels abandoned and pursues connection more intensely, while the other feels overwhelmed and withdraws.
Perhaps one person becomes angry because anger feels safer than admitting how hurt or unimportant they feel, while the other responds to that anger by becoming defensive.
Perhaps one partner has learned to adapt, accommodate and keep the peace for much of the relationship, until the resentment gets so big that it eventually comes out in an explosion.
Perhaps both people are trying desperately to be understood, but neither has much capacity left to listen or understand the other.
These patterns can become surprisingly stable over time. You may both know exactly how the argument is going to unfold, even if neither of you consciously intends for it to happen, which is why recurring arguments need curiosity rather than dismissal. Repetition tells us something.
How PMDD can intensify an existing relationship dynamic
This becomes particularly important when PMDD is part of the picture.
PMDD can change the emotional intensity of the luteal phase. Something that might be mildly irritating at another point in your cycle can feel completely intolerable. A disappointment can feel enormous. Anger can arrive more quickly and with considerably more force. You might become less able to tolerate behaviour that you usually manage to overlook.
That amplification is incredibly real, but it’s not necessarily the same thing as invention.
If you’re already carrying resentment about the unequal distribution of emotional labour in your relationship, for example, PMDD may make that resentment much harder to suppress. If you routinely adapt around your partner's needs, the frustration of doing so may become much more difficult to contain during luteal. If you already struggle to express anger directly, it may eventually emerge in ways that feel disproportionate to the immediate trigger.
This is one reason I think it can be unhelpful to frame relationship difficulties as simply “PMDD making you irrational”. It can also be unhelpful to go to the opposite extreme and assume that everything you think or feel during luteal is an objective assessment of your relationship. Neither position gives you very much room to understand what’s actually happening. A more useful question might be: what belongs to the cycle, and what predates the cycle?
What changes during luteal?
What becomes more intense?
What concerns disappear completely once your period arrives?
And what concerns are quieter, but never entirely go away?
That distinction might tell you something important.
What happens when resentment builds?
Recurring relationship conflict doesn't always begin with a big argument, sometimes it begins much earlier in all the things you don't say. You let something go because it seems easier. You do something yourself because you know your partner won't do it in the way you want. You don't mention that you're disappointed because you don't want to seem demanding. You agree to sex when you aren't particularly interested because you don't want to deal with the consequences of saying no. You take responsibility for remembering everything because it feels easier than asking someone else to do it. You tell yourself that this is just what relationships are like. You become increasingly skilled at adapting.
And then, eventually, you become furious.
When that happens repeatedly, the anger can appear to come from nowhere. But often it doesn't, it’s been accumulating.
This doesn't mean that your partner is necessarily exploiting you or that every act of accommodation is unhealthy. Relationships require compromise and there will always be times when one person's needs take precedence over another's.
The question is what happens when adaptation becomes your primary way of relating.
If keeping the peace requires you to repeatedly suppress your preferences, needs, disappointment or anger, resentment has somewhere to grow. If you already experience a significant increase in irritability or emotional intensity during luteal, that accumulated resentment may become considerably harder to contain.
Suddenly the argument about the dishwasher isn't really about the dishwasher. It's carrying months, or perhaps years, of things that haven't been said.
Why trying harder to explain yourself doesn't always help
When you feel misunderstood by your partner, it is natural to try harder to explain yourself, find another example or remind them of what happened last week. You want to make them understand that this isn't just about the thing that happened five minutes ago.
And sometimes that is exactly what is needed, but there are times when more explanation simply keeps you inside the same pattern.
If your partner is already experiencing your attempts to communicate as criticism, they may become increasingly defensive. The more defensive they become, the more unheard you feel and the more unheard you feel, the harder you try to explain yourself.
You can end up in a loop where both people are working harder and harder to be understood while becoming less capable of understanding each other. This is one reason why relationship conflict isn't always solved by finding the perfect words… Sometimes the problem isn't a lack of information.
You both know what happened and what the other person thinks about it. The difficulty is what gets activated between you when something important is at stake.
Perhaps one person becomes frightened of rejection. Perhaps another becomes frightened of being controlled. Perhaps anger protects against vulnerability. Perhaps withdrawal protects against feeling overwhelmed. Perhaps pleasing the other person has become a way of preventing conflict altogether.
These responses can happen very quickly and often outside conscious awareness. That is where looking at the pattern becomes more useful than simply analysing the argument.
“It takes two people to create a pattern, but only one to change it.”
Why does conflict disappear with your period?
One of the most confusing aspects of PMDD and relationships is what happens afterwards. You’ve spent several days feeling furious with your partner. You may have questioned the relationship, imagined leaving or wondered whether you are fundamentally incompatible. Then your period arrives and you feel more like yourself.
Your partner suddenly doesn't seem quite so unbearable. You reconnect. Have sex. Laugh together. The thing that felt absolutely urgent a few days earlier now seems much less important.
It can leave you wondering whether you imagined the whole thing, but a reduction in intensity doesn't necessarily mean that the underlying issue has disappeared. Sometimes the nervous system has simply moved out of a period of heightened sensitivity and the relationship dynamic becomes easier to tolerate again.
That can be a relief.
But it can also mean that the underlying problem remains unaddressed: the argument ends because the intensity ends, rather than because anything has actually changed. Then the next luteal phase arrives and the same unresolved dynamic is activated again.
This is one reason recurring conflict can be so difficult to understand. From the outside, it can look as though the problem has resolved itself every month, but if you repeatedly return to exactly the same point perhaps it hasn't been resolved. Perhaps it’s just gone quiet.
So what actually belongs to PMDD?
This is where I think a little nuance matters, because it isn't necessarily possible to separate your experience into two neat categories where one box says PMDD and the other says relationship problem. Human beings just aren’t that tidy.
Your cycle can affect how emotionally available you feel, how quickly you become overwhelmed, how intensely you experience anger, how much uncertainty you can tolerate and how difficult it feels to regulate yourself during conflict.
And at the same time, your relationship has its own history. There may be things that happen between you regardless of where you are in your cycle. There may be needs you haven't expressed, resentments you've been managing, fears you haven't fully recognised, or relational roles that you have both gradually fallen into.
Sometimes PMDD makes those things much harder to ignore.
Sometimes it changes the meaning you give them.
Sometimes the concern genuinely is primarily related to the cycle and feels much less relevant once the luteal phase has passed.
And sometimes it is both. The point isn't to decide which explanation is the correct one as quickly as possible, it’s to become able to notice the difference.
If you're already spending part of each month questioning your own judgement, you might also find my article on PMDD, self-doubt and relationships useful.
What therapy can uncover when you're stuck in a repeating relationship pattern
This is the kind of work I think can be difficult to do through relationship advice alone.
In therapy, we can slow the pattern down enough to look at what is actually happening. What tends to happen just before the conflict begins? What do you experience your partner as doing? What do you do in response? And what does your partner then do in response to you?
We can look at the things you find particularly difficult to tolerate, the needs that feel hard to express, the emotions that feel unsafe or unacceptable, and the ways you have learned to protect yourself in relationships.
Perhaps you accommodate them until you, apparently out of nowhere, can't tolerate it anymore.
Perhaps you pursue reassurance when you feel disconnected, only to find that they withdraw.
Perhaps you become angry when actually underneath the anger you’re hurting.
Perhaps you withdraw before someone else can reject you.
Perhaps you have become so used to adapting around another person's needs that you struggle to recognise your own until they become impossible to ignore.
Sometimes, as this work develops, we begin to recognise that the pattern isn't entirely new. Certain ways of relating can feel strangely familiar. You may find yourself repeatedly occupying a particular position in relationships without consciously choosing it. You may understand intellectually that you are repeating something, while still finding yourself doing it when intimacy, conflict or vulnerability becomes difficult.
That is where psychodynamic and relational therapy can offer something different from simply learning better communication techniques.
The aim isn't to decide whether you should stay or leave your relationship, it isn't to tell you whether your feelings are caused by PMDD and and it definitely isn't to teach you how to win an argument.
It is to understand what is happening underneath the pattern: what you bring to relationships, what you expect from other people, what you defend against, where you lose yourself and why certain ways of relating can become so difficult to step outside of. Once you can recognise the pattern, there is more possibility for choice.
If you recognise yourself in these patterns, therapy can offer a space to slow them down and understand what's happening underneath them. If you'd like to explore working together, you can enquire about therapy here.
If you keep having the same argument, try getting curious about the pattern
If you have PMDD, it can be tempting to spend a lot of energy trying to work out whether you can trust yourself during luteal, but perhaps there is another question worth asking: “what keeps happening between us?”
What changes during your cycle, and what doesn't?
What concerns disappear completely, and which ones keep returning?
Where are you adapting?
Where is resentment building?
What happens when you express a need?
What happens when your partner doesn't respond in the way you want?
And why does the same dynamic seem to emerge again and again?
You don't need to dismiss your experience simply because PMDD may be amplifying it. Equally, you don't need to treat every luteal thought as a definitive verdict on your relationship.
There is another possibility: becoming curious enough about the pattern to understand it.
PMDD might be part of why the argument feels unbearable every month. But it may not explain why you're having the same argument in the first place.
If you recognise yourself in this, therapy can provide a space to explore the relationship patterns underneath the immediate conflict, including the ways PMDD, anger, resentment, adaptation and self-doubt may intersect with your relationships.
If you're ready to understand what's happening underneath your relationship patterns, enquire about therapy via the link below.
If you want somewhere to start with the specific experience of PMDD making you question yourself, you can also download my freebie: When PMDD Makes You Question Yourself: A Practical Toolkit for Navigating the Luteal Phase with More Clarity and Self-Trust.
