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If you’ve spent any time reading about relationships or mental health, you’ve almost certainly come across the concept of attachment styles. And somewhere in all of that, you’ll have read about secure attachment adults relationships as the gold standard — the thing we’re all apparently aiming for. But here’s the thing: for a long time, I had a completely distorted picture of what secure attachment actually looked like in practice. I thought it meant never arguing, never feeling anxious, and somehow floating through relationships with serene, unshakeable calm. It sounded, honestly, a little boring. A little emotionally flat. It wasn’t until I really dug into the research — and did a lot of my own personal work — that I understood how wrong I was.

What Secure Attachment Actually Is (And What It Isn’t)
Attachment theory was originally developed by psychiatrist John Bowlby in the 1960s, and later expanded by psychologist Mary Ainsworth. The core idea is that the bonds we form with early caregivers shape a kind of internal template — a blueprint for how we expect relationships to work. Psychologist Mary Main later identified four main adult attachment styles: secure, anxious, avoidant, and disorganised.
Securely attached adults — roughly 50 to 60 percent of the population, according to research — tend to feel comfortable with closeness, are able to depend on others, and don’t live in constant fear of abandonment or engulfment. But here’s what that doesn’t mean: it doesn’t mean never feeling hurt, never needing reassurance, and never having conflict. It means having the internal and relational resources to navigate all of those things without completely falling apart or shutting down.
One book that genuinely helped me understand this is Attached: The New Science of Adult Attachment and How It Can Help You Find — and Keep — Love by Amir Levine and Rachel Heller. It’s accessible, research-based, and reads nothing like a textbook. I’d genuinely recommend it as a starting point if this is new territory for you.
What Secure Attachment Looks Like Day-to-Day
This is the part nobody really talks about enough. Because in theory, secure attachment sounds wonderful. In practice, it can look surprisingly ordinary — and that’s exactly the point.
Here are some of the things I’ve come to recognise as genuine signs of secure attachment in adult relationships:
- You can express a need without spiralling into anxiety about whether it will be met
- Disagreements happen, but they don’t feel like the end of the relationship
- You can spend time apart without it feeling like abandonment
- You feel comfortable being vulnerable — not all the time, not immediately, but over time
- When something goes wrong between you, there’s a genuine belief that it can be repaired
- You can celebrate your partner’s independence without feeling threatened by it
- Silences aren’t loaded. You can just exist together.
From my own experience, that last one hit hardest. I remember being in relationships where silence felt like a test. Like I was meant to decode it, fix it, fill it with something. Securely attached people, from what I’ve observed and read, seem to have a kind of baseline trust that the relationship is okay unless something specific tells them otherwise. They don’t run constant threat assessments in the background.

How Anxious or Avoidant Patterns Distort the Picture
When I was going through my worst period with anxiety — panic attacks starting at 23, going undiagnosed for two years — my attachment patterns were running wild in the background and I had no framework for understanding them. I’d either cling, or I’d withdraw completely to protect myself. Neither felt like a choice; both felt like survival.
What I’ve learned since is that anxious and avoidant patterns often reinforce each other. Research by psychologists Stan Tatkin and Sue Johnson suggests that the anxious-avoidant pairing is incredibly common — and incredibly painful — precisely because each person’s behaviour triggers the other’s worst fears. The anxious partner pursues, the avoidant withdraws, and both end up feeling misunderstood and alone.
Secure attachment breaks that cycle. Not by eliminating the underlying sensitivity, but by building enough safety that the cycle doesn’t need to activate in the first place.
If you recognise anxious patterns in yourself, two resources I’ve found genuinely useful are How To Heal An Anxious Attachment Style: A Self Therapy Journal to Conquer Anxiety and Become Secure in Relationships and The Practical Anxious Attachment Recovery Workbook, which uses DBT-based exercises to build security from the inside out. Neither is a substitute for working with a therapist, but they’re a really solid complement to that work — or a good starting point if you’re not quite ready for therapy yet.

Can You Develop Secure Attachment as an Adult?
Yes. This is the part I really want you to hear, especially if you’re sitting here thinking your patterns are fixed. They aren’t.
The concept of “earned security” — developed through research by Mary Main — shows that people can develop secure attachment in adulthood even if their early experiences were insecure or even traumatic. This can happen through therapy, through a consistently safe relationship with a partner, through deep friendships, or through intentional personal work.
Studies have found that emotionally focused therapy (EFT), developed by Dr Sue Johnson, is particularly effective at helping couples build secure attachment. Individual therapy — especially attachment-focused or relational therapy — can also be incredibly powerful. If you’re not currently working with a therapist and these patterns resonate with you, I’d genuinely encourage you to explore that route. I’m not a clinician and I want to be honest about that — what I share here is from personal experience and research, but a good therapist can do work that no book or blog post can replicate.
That said, self-directed work absolutely has a place. The Attachment Theory Workbook is a well-regarded practical guide that I’ve returned to more than once. And if you want something a little more conceptual alongside it, Attachment Theory: A Guide to Strengthening the Relationships in Your Life offers a warm, readable overview without being overwhelming.
Something I’ve noticed in my own journey is that building secure attachment also requires building a more compassionate relationship with yourself first. The way you talk to yourself during conflict, the grace you extend to yourself when you’re struggling — it all feeds into how you show up in relationships. The Self-Love Workbook for Women is a lovely, gentle resource for that internal foundation work.

Moving Toward Secure Attachment in Your Own Relationships
Understanding secure attachment adults relationships isn’t about achieving some perfect, conflict-free ideal. It’s about building something real — a relationship where both people feel safe enough to be honest, where ruptures get repaired, and where love doesn’t require constant performance or vigilance.
If you’re working on this, a few things that have genuinely helped me and that appear consistently in the research:
- Practice naming your feelings before reacting — even just to yourself initially
- Notice your nervous system responses in conflict — are you fighting, fleeing, or freezing?
- Work on tolerating uncertainty without immediately seeking reassurance or withdrawing
- Acknowledge when repairs happen — they matter more than the rupture itself
- Be patient with yourself. These are deeply ingrained patterns and they take time to shift.
I’ll be honest with you: I’m still working on all of this. I’ve come a long way from the version of me who had panic attacks on the tube and had no language for what was happening in her relationships. But I’m not “arrived.” I don’t think any of us fully are. What I do have now is a much clearer picture of what I’m aiming for — and that, I’ve found, makes all the difference.
You deserve relationships that feel safe. Not perfect, not frictionless — but genuinely safe. I hope something in this post has helped bring that picture into a little more focus for you.
With warmth,
Lucy x