Why Do Some People Stay Friends With Their Ex? What Psychology Says vs. What It Doesn’t

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Published by Cursed Crayon Club

“They’re Just Friends… So Why Does It Still Bother Me?”

Your partner says,

“We’re just friends.”

They text occasionally.

They still follow each other on social media.

They send birthday messages.

Sometimes they even meet for coffee.

Your partner insists there’s nothing romantic happening.

But you can’t shake the feeling.

You start asking yourself,

“Am I being insecure?”

Or…

“Is this a reasonable boundary?”

Few relationship topics spark more debate than staying friends with an ex.

Some people see it as a sign of emotional maturity.

Others see it as a recipe for future problems.

So what does relationship psychology actually say?

Let’s look at the research.

Research

Researchers have found that staying friends with an ex isn’t automatically healthy or automatically unhealthy.

The reasons behind the friendship often matter more than the friendship itself.

1. Motivation Matters

Research suggests people remain friends with former partners for many different reasons.

Some share children.

Some belong to the same friend group.

Others genuinely value the friendship after the romantic relationship has ended.

However, researchers have also found that some people remain friends because they’re hoping to reconnect romantically or because they’re struggling to let go emotionally.

The reason behind the friendship often predicts whether it’s healthy.

2. Emotional Closure Isn’t Always Immediate

Psychologists have found that emotional attachment doesn’t disappear the day a relationship ends.

Even after a breakup, people may continue caring deeply about one another.

For some, friendship develops after both people have fully accepted the breakup.

For others, friendship becomes a way of delaying the emotional separation.

3. Boundaries Influence Relationship Health

Research consistently shows that healthy relationships benefit from clear expectations and respectful boundaries.

If a friendship with an ex creates secrecy, repeated conflict, or confusion about priorities, it may place unnecessary strain on the current relationship.

Healthy boundaries help reduce misunderstandings.

4. Trust and Transparency Go Together

Studies suggest that trust grows when partners are open about important relationships.

Secrecy often creates more anxiety than the friendship itself.

When both partners understand the nature of the friendship, trust is generally easier to maintain.

5. Every Relationship Has Different Comfort Levels

Researchers emphasize that people vary significantly in what they consider acceptable.

Some couples are completely comfortable with friendships involving former partners.

Others mutually decide those friendships don’t fit their relationship.

Neither approach automatically predicts relationship success.

What matters is whether both partners genuinely agree on the expectations.

What the Studies Don’t Tell You

Research can explain why people stay friends with an ex.

It can’t tell you whether that friendship feels emotionally safe inside your relationship.

Sometimes the issue isn’t the ex.

It’s the lack of transparency.

Sometimes it isn’t jealousy.

It’s inconsistency.

Sometimes people say,

“You have nothing to worry about.”

But continue behaving in ways that create worry.

Healthy relationships don’t expect one partner to ignore their discomfort.

They create space to discuss it honestly.

✏️ The Cursed Crayon Club Viewpoint

The following is the opinion and interpretation of Cursed Crayon Club, not a statement of scientific fact.

We don’t think being friends with an ex is automatically a red flag.

We think secrecy is.

If your partner has to hide conversations…

Delete messages…

Or become defensive every time the ex’s name comes up…

The friendship may no longer be the real issue.

Trust grows in daylight.

Not in the shadows.

A healthy friendship shouldn’t require constant explanations.

It should naturally respect the relationship you’re in today.

The healthiest question isn’t,

“Do they still talk?”

It’s,

“Does this friendship consistently strengthen trust or weaken it?”

Final Thoughts

Some former couples become lifelong friends.

Others need complete distance to move forward.

Neither choice is universally right.

The healthiest decision depends on honesty, boundaries, mutual respect, and whether both partners genuinely feel emotionally safe.

The goal isn’t controlling who someone talks to.

The goal is building a relationship where trust doesn’t constantly have to compete with uncertainty.

Relationship Reflection

Ask yourself honestly:

  • Does this friendship make me feel respected or repeatedly anxious?
  • Have we clearly discussed boundaries?
  • Is my concern based on current behavior or past experiences?
  • If our roles were reversed, would I consider my own behavior respectful?

Healthy relationships don’t avoid uncomfortable conversations.

They make room for them.

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Sources & Further Reading

  • Justin Mogilski – Research on motivations for staying friends with former romantic partners.
  • American Psychological Association – Articles on relationship boundaries, trust, and attachment.
  • National Center for Biotechnology Information – Peer-reviewed research on post-breakup relationships and attachment.
  • The Gottman Institute – Research on trust, boundaries, and healthy relationship communication.

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