By Mark Ryan, BACP Accredited Psychotherapist and NCPS Accredited Relationship Therapist
To be clear and upfront, I am a cisgender man writing about lesbian relationships. Where this piece draws on research, I have looked for work by women and lesbian researchers and clinicians. What follows comes from my experience in the therapy room and not from any opinion of what a lesbian relationship is or should be. I hope it is useful, and please take from it only what serves you.
Clinicians who work with same sex couples are often warned against two opposite mistakes. One is over attributing a couple's difficulties to their sexuality, and the other is under attributing them. Both show up in this work. A therapist who treats every difficulty as somehow about being lesbian misses the couple entirely. A therapist who ignores sexuality altogether misses something real too. In my experience, most of what brings a couple to my room sits closer to the first mistake than people expect. They are arguments and disconnection that have nothing to do with being lesbian, dressed up by everyone around the couple, and sometimes by the couple themselves, as though they must.
Some of you reading this have been together for years and are simply looking for a therapist who will not need everything explained from scratch. Others are earlier on, wondering whether what you are navigating has some lesbian specific answer you have not found yet. It might be family reactions, a partner's ex, or the ordinary friction of building a life together. Both are reasonable places to start from, and this article is written for both.
An Idea With a Long History, and a Real Correction
There is a concept that has shaped how this field thinks about lesbian couples for over forty years, and it helps to know both where it came from and what has happened to it since. In 1980, two family therapists, Jo Ann Krestan and Claudia Bepko, published an influential paper on what they called fusion in lesbian relationships. It described a pattern of closeness so complete that both partners struggle to hold onto a separate sense of self. They offered it as a set of hypotheses from a systems perspective, with case examples, and they placed the problem partly in the stresses on a couple living in a world that gives their relationship few rules (Krestan and Bepko, 1980).
It was an interesting idea, and it is fair to say why it caught on. Therapists were meeting couples who described losing track of where one partner ended and the other began, and fusion gave that experience a name. The observation was never invented. What went wrong was what happened to it next. A set of clinical hypotheses hardened over the years into something close to an assumption, a thing therapists expected to find in lesbian couples before the couple had said a word.
Researchers later went back and tested it directly. One study compared 76 women and 58 men in same sex relationships with 1,221 women and 285 men in heterosexual relationships. Women in same sex couples differed from the other groups on only one indicator of fusion. They were more likely to want less closeness than they currently had, even though their relationships were rated as close as anyone else's. The authors concluded that the widely held view that women in same sex couples experience and idealise pathologically high closeness is not accurate (Frost and Eliason, 2014).
I find that finding more useful than the original idea. It points to a gap between how close a relationship is and how close one partner wants it to be, and that is something a couple can work with. "Lesbian couples are just like this" is not.
I mention all of this partly because it is useful, and partly so that you know I am not bringing an assumption about how your relationship works into the room before you have told me anything about it. That correction did not come from me. It came from researchers, including lesbian scholars who questioned the original framing from within the community it was describing. My job is to have read it, and not to keep using an outdated idea because it is familiar.
Closeness Is Not Always the Problem
Not every kind of closeness that gets called fusion is a problem, and mixing the two up does real harm. In a study of 77 women in long term lesbian relationships, women who reported greater closeness towards their partners were more satisfied in their relationships. Age and attachment style predicted closeness and fusion better than social support or being out did. The authors concluded that therapists need to tell positive and negative closeness apart, and avoid pathologising high closeness simply because it departs from a heterosexual norm (Ackbar and Senn, 2010).
That fits what I see. A couple may have built their closeness quite deliberately and value it highly. Telling them "you are too close" lands as a criticism of something they are proud of. A more useful question is whether both partners still have room to want things separately, to disagree without it threatening the relationship, and to spend time apart without either person treating that as a rupture. Some very close couples have all of that in place. Some couples who would describe themselves as independent do not. In my experience, closeness and autonomy are closer to two separate dials than one sliding scale.
Your Problems Are Probably Not About Being Lesbian
This is the assumption I most want to speak to, because I hear it from lesbian couples themselves quite often. Communication problems, mismatched libido, arguments about money and one partner feeling unheard are the ordinary material of couples therapy, whoever is in the relationship. Treating them as specifically lesbian issues usually adds a layer of confusion on top of an otherwise familiar problem. At best it misses the point, and at worst it is reductive.
I see this most clearly when a couple arrives having already tried to diagnose themselves using language borrowed from the fusion literature. A couple who have read about merger online sometimes walk in convinced that their closeness is itself the diagnosis. Underneath, the issue is often much more ordinary. One partner may be avoiding conflict so consistently that the other has stopped bringing anything up at all, or each of you may have been taught very different ways of handling disagreement growing up. That has nothing to do with either of you being a woman or being gay. Borrowing a framework because it is the only one available is not the same as it being the right one.
Where sexuality does belong in the room is a different question. Growing up without many visible models of what a lesbian relationship looks like day to day is real. It can leave a couple building the whole structure of their relationship without a template, working out by trial and error things that other couples inherited from a hundred examples around them. So can the accumulated weight of homophobia, past or present, subtle or direct, which does not disappear the moment a relationship feels safe internally. Neither of these means your argument this week is about being lesbian. They mean the wider context your relationship sits inside is not neutral, and it is fair for that to be part of the conversation without being made responsible for everything in it.
Attachment patterns, formed well before either of you met, tend to explain far more of what shows up in a session than sexual orientation does. I have written more generally about how attachment shapes adult relationships, and that piece applies here just as directly as it would to any couple I see. If you suspect one of you leans towards anxious attachment and the other towards avoidant attachment, those pieces may help you put words to the pattern.
If you are wondering whether now is the right moment to talk to someone, the free 30 minute consultation is a low pressure way to find out.
Not every kind of closeness that gets called fusion is a problem, and conflating the two does real harm.
If One of You Does Not Identify as Lesbian
Not every couple who would describe themselves this way share the same label privately. One partner might identify as bisexual or queer, or simply not feel that any single word captures it, and that difference deserves attention and not smoothing over for the sake of a tidy shared identity. A bisexual partner in a relationship that everyone else reads as a lesbian couple can face a particular kind of erasure, with her attraction to men treated as irrelevant or resolved because of who she is currently with. I have written separately about how that erasure tends to show up, and it may be worth reading if that is closer to your situation than the word lesbian on its own.
This can create an asymmetry inside the relationship, and not only in how the world sees it. One partner's identity gets confirmed simply by being in the relationship, while the other's gets treated as settled by default, whether or not it is. Naming that gap directly tends to matter more to the couple's sense of being accurately seen by each other than anything either partner says to the outside world.
Some couples I meet are also open to or already living in consensually non monogamous arrangements, and some are working out what kind of relationship they want. Nothing in this article assumes a single script. The same curiosity applies whether you are two women, a polycule, or somewhere in between.
Where Jealousy Tends to Differ
If there is one place where I see something more specific to this group, it is the shape jealousy can take. It is often less about a third person and more about comparison between partners themselves. Two women in a relationship have usually both been shaped by the same cultural messaging about appearance, emotional labour and what a good partner does. That shared frame of reference can make comparison sharper than it might be where the partners were never held to quite the same yardstick.
Who initiates sex more, who is more emotionally articulate and who is better liked by the other's friends can all carry a particular sting. Both partners know exactly what standard is being applied, having grown up measured against it themselves. This is not a reason to treat every disagreement as secretly about competition. It is a reason to notice, when comparison does show up, that it may be doing more work than it first appears. It rarely announces itself. It tends to arrive disguised as something else, such as an offhand comment about someone else's partner, a joke that lands a little too precisely, or a silence after one partner is praised for something the other has struggled with too. I have written more generally about jealousy and where it tends to come from, and most of that applies here directly.
What Helps at Home
You do not need a therapist to start. A few things tend to help couples I see, whoever they are.
Check whether you each want the same amount of closeness right now. Wanting a little more space does not mean something is wrong, and it is easier to say out loud before it hardens into resentment.
Make room for separate lives that you both enjoy. Friends, hobbies and time alone are part of a healthy couple and not a threat to one.
Notice when comparison creeps in. If a comment about someone else's partner stings, say what it brought up for you and not just that it annoyed you.
Bring the ordinary problem to the table as the ordinary problem. If the argument is about money or sex, name it as that first, before reaching for a theory about what kind of couple you are.
Be kind about the lack of a template. Many couples I see have made it up as they went, and that is a strength as much as a strain.
What Happens in a Session
You will not need to explain the basics, and you will not be asked to represent lesbian relationships as though there is one script to describe. What I am listening for is the same thing I listen for with any couple. It is the specific pattern the two of you fall into, what triggers it, and what each of you does next that keeps it going. Where sexuality or gendered socialisation is relevant to that pattern, we will talk about it directly. Where it is not, we will not force it in just because it is available as an explanation.
A first session usually involves understanding what has brought you in now and not at some other point, what you have each already tried, and what you are hoping will be different by the time we stop meeting. That structure does not change based on who is in the room. What changes, where it needs to, is which specific pressures and history get factored into understanding what is happening between you.
How Therapy Can Help
My starting position is that you are the expert on your own relationship. My job is to bring structure and a body of research to that, and not a theory about lesbian couples that gets applied whatever you tell me. Where closeness has become a source of strain, the work is usually about restoring the room each of you has to be a separate person, and not about manufacturing distance for its own sake. Where the wider context is a real part of what is happening, such as family reactions, a lack of relationship models or past experiences of homophobia, that gets held alongside the everyday material and not instead of it.
In practice, sessions look less like a therapist hunting for evidence of a theory and more like ordinary couples work, slowed down enough that both of you can hear what the other is asking for. Some couples need a handful of sessions to get unstuck from a specific pattern. Others are doing longer, structural work around trust or autonomy that takes considerably more time, and both are a legitimate use of the work.
None of this requires you to arrive with a theory about your own relationship, or a diagnosis borrowed from something you have read. Most couples show up knowing only that something is not working the way it used to. That language, where it is useful, is something we can build together once I understand what is happening between the two of you. What matters far more than arriving with the right vocabulary is arriving willing to describe what is going on in your own words, even if they feel clumsy or incomplete.
If you are thinking now might be a good time to speak to a therapist, I offer a free 30 minute consultation, in person in London or online.
About the Author
Mark Ryan is a BACP Accredited Psychotherapist and NCPS Accredited Relationship Therapist working in person across central London, from rooms in Pimlico, Kensington, and Angel. He works with couples, individuals, and polycules on relationship issues including jealousy, affairs and betrayals, sex problems, and considered separation. His practice is integrative, sex-positive, and affirming of all relationship structures and identities.
References
Krestan, J., & Bepko, C. S. (1980). The problem of fusion in the lesbian relationship. Family Process, 19(3), 277 to 289. https://doi.org/10.1111/j.1545-5300.1980.00277.x
Frost, D. M., & Eliason, M. J. (2014). Challenging the assumption of fusion in female same sex relationships. Psychology of Women Quarterly, 38(1), 65 to 74. https://doi.org/10.1177/0361684313475877
Ackbar, S., & Senn, C. Y. (2010). What's the confusion about fusion? Differentiating positive and negative closeness in lesbian relationships. Journal of Marital and Family Therapy, 36(4), 416 to 430. https://doi.org/10.1111/j.1752-0606.2010.00219.x
