Loneliness in long-term relationships

There is a version of loneliness that is particularly hard to name, partly because it exists inside a structure that is supposed to preclude it. You are in a relationship. You have a partner. You share a life, possibly a home, possibly children, possibly decades. And you are profoundly alone in a way that you cannot fully explain, even to yourself.

This is one of the most consistent features of the presentations we see, and one of the least discussed in the clinical literature on compulsive sexual behaviour. The focus tends to fall on the behaviour, on what it is and how to stop it. The relational context in which it developed, particularly the quality of emotional intimacy in the primary relationship, receives far less attention than it deserves.

What relational loneliness actually is

Relational loneliness is not about the absence of a partner. It is about the absence of a particular kind of contact with the partner who is there.

Most long-term relationships, if you look at them closely, contain large territories that are never spoken about. Things that felt unspeakable early in the relationship and have simply remained unspoken. Needs that were either never articulated or were articulated once, without a response that felt adequate, and were then put away. Desires, including sexual desires, that felt too risky or too exposing to name, and that have been managed privately ever since.

Over time, those unspoken territories accumulate. The relationship functions. It may function well in many respects. But the two people inside it are living alongside each other rather than with each other, in the specific sense that matters for genuine intimacy.

For the man on the outside of a relationship like that, the experience of loneliness is real and particular. He is not alone. He is not unsupported. But he is unknown. And the part of him that is unknown, that has never found a legitimate space inside the relationship, tends to find a space elsewhere.

Why the sexual behaviour fills the gap

Compulsive sexual behaviour in the context of a long-term relationship almost always serves a function that the relationship is not currently meeting, or that someone feels they cannot ask for. Sometimes that function is obviously sexual: a sex life that has become infrequent, obligatory or absent. But just as often, or more often, the function is emotional rather than sexual.

It is about being in a space where the needs that cannot be named at home can be, in some form, met.

So often, spending hours on apps, meeting people outside the relationship, escalating pornography use that has nothing to do with his partner. It is frequently a response to a feeling that there is no space to be sexually or emotionally open, fulfilled or honest in the relationship. The outside behaviour is not simply about physical relief. It is about being in a space where the needs that cannot be named at home can be, in some form, met.

This creates the loop that makes the situation so difficult to address. The outside behaviour is meeting a need. Removing it without addressing the need it is meeting leaves an absence with nothing to fill it. And addressing the need it is meeting requires a conversation with the partner that feels, to most men in this situation, like the most dangerous conversation imaginable.

Why that conversation feels impossible

The difficulty of talking to a partner about unmet needs, particularly unmet sexual and emotional needs, is not a simple failure of communication skill. It is rooted in the specific emotional structure of the long-term relationship and in the particular way many men have been socialised around need and vulnerability.

Most men I work with have tried, at some level, to raise what they need. Not always directly, not always clearly, but some version of the attempt has been made. What followed, or what they anticipated would follow, was enough to close the door. A response that felt like rejection, or dismissal, or a counter-accusation. A conversation that escalated in a way that left the original need more buried than it was before.

Over time, the conclusion drawn is that this relationship is not a place where that conversation is possible. The partner is not a safe audience for this particular material. And since the need remains, it finds another route.

That entanglement makes disclosure feel not like a conversation but like a detonation.

There is also the question of shame. For men whose behaviour has moved into territory that would clearly be unacceptable to their partner, the conversation about need becomes entangled with the conversation about what has been happening. It is no longer possible to say what you needed without also revealing what you did. That entanglement makes disclosure feel not like a conversation but like a detonation.

What the work with couples involves

When both partners are willing to engage with the work, it begins with something that most couples therapy also begins with but that feels different in this context: making the unspoken speakable.

Not all at once. Not through a single disclosure that destroys everything and is then supposed to rebuild it. Through a gradual process of creating the conditions in which both people can begin to say what has been true, what has been needed, what has been absent, without the conversation immediately becoming a crisis.

This is the work of the middle stage of couples therapy in this context: understanding the relational loneliness that was present before the behaviour became the focus, and working out what, if anything, both people want to build in its place.

It is painstaking work and it is not always successful. Some relationships, examined clearly, turn out to have been held together by avoidance and obligation rather than genuine desire for each other. Others discover, through the process of talking about what has been unspoken, that there is more of a foundation than either person had allowed themselves to believe.

For the man reading this alone

Many men encounter this piece not in the context of couples work but in the context of their own private reckoning. The partner does not know, or the relationship is already in crisis, or there is no partner but there has been a pattern of relationships that has followed this same structure.

For those men, the starting point is different but the core question is the same: what have you needed that you have not known how to ask for? And what would it take to begin building a life in which some of those needs can be met through means that do not carry the cost that the current behaviour carries?

For more on what happens when a disclosure occurs in a long-term relationship, see our articles for partners. For the broader picture of loneliness across populations, see The loneliness behind compulsive sexual behaviour.

Information about applying to the programme is on the apply page.

Dr Michael Yates is an HCPC-registered Clinical Psychologist and Psychosexual Specialist. He is an EFS-ESSM Certified Psychosexologist and COSRT-registered Sex and Relationship Therapist.