Your relationship ended, and while you know you should be moving on, your ex still takes up considerable real estate in your head.
If you’re looking for how to stop thinking about your ex, it comes down to getting rid of specific habits that are keeping him at the center of your life, most of which are running in the background without you noticing.
These ten tips target those habits:
1. Do Something New and Slightly Uncomfortable
When your daily routine is understimulating, your brain fills the gaps with the most emotionally charged material it has access to. Right now, that’s him.
But don’t just “stay busy”. You can be busy and still spiral. Going through the motions of a workday or scrolling your phone while you eat dinner doesn’t require enough mental energy to compete with an obsessive thought loop.
What works is novelty. New experiences that demand your full attention and generate their own emotional charge. Take a class where you’re a complete beginner, go somewhere alone you’ve never been, or say yes to the invite you’d normally skip.
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Follow @glassboxofemotion on Instagram →2. Notice When the Thought Starts and Redirect It
The goal isn’t to never think about him. Trying to suppress thoughts usually makes them louder. The goal is to notice when the thought starts and choose not to follow the thread.
Most advice on this topic stops at “practice mindfulness,” which is about as useful as telling someone who can’t sleep to “just relax.”
When you catch yourself replaying a conversation or imagining what he’s doing right now, name it. “I’m thinking about him again.” You don’t need to judge the thought or analyze why it showed up. You just need to interrupt the autopilot before it carries you through a twenty-minute spiral.
Then redirect your thoughts to something else.
3. Block or Delete Him on Social Media
Every time you check his profile, you’re looking for evidence that he’s doing worse than you, that he’s moved on, or that he misses you.
Telling yourself you’ll just check less often doesn’t work. The intermittent reinforcement is the problem. It’s the same mechanism that makes slot machines addictive, and the unpredictability is what keeps you going back.
It’ll get even worse when he gets a new girlfriend and starts posting her on social media.
I recommend blocking your ex so it’s harder for you to check his profile, but if you have enough self-control, you can also delete him. At this stage, it’s easy to make excuses like “I don’t want him to think I’m so hurt I needed to block him” or “I’m not mad at him so why should I block him?”
But considering you’re reading this article, I’d say your issue is big enough to warrant removing him from your social media.
4. Stop Bringing Him Up in Conversation
Every time you recount what he did, analyze his last text, or speculate about what he’s doing now, you’re keeping him firmly in the center of your attention.
While your friends mean well and the group chat debrief feels cathartic, talking about him keeps him at the center of your social life even after he left your actual life.
Pay attention to how often his name comes up. Not just when you bring him up, but when your friends do. “Have you heard from him?” and “Did you see what he posted?” are all questions that restart the loop.
When someone else brings him up, you don’t have to deliver a speech about why you’re not discussing him anymore. A simple “honestly, I’m trying not to think about him. What’s going on with you?” works.
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Follow @glassboxofemotion on Instagram →5. Remove the Physical Reminders
The hoodie, the playlist, the photos still on your phone. Every object tied to the relationship is a trigger that resets the thought loop from zero.
You don’t have to throw everything away, but you need to get it out of your daily line of sight. Box it up, move it to a closet, and archive the photos into a folder you won’t accidentally open while looking for something else.
The goal is removing passive triggers. The ones that catch you off guard while your defenses are down. Choosing to revisit a memory on your own terms is different from getting ambushed by his sweatshirt every time you open your closet.
6. Stop Romanticizing the Relationship
Your brain probably has an editing problem. It highlights the best moments of the relationship and cuts the rest.
So you’re not grieving the relationship as it actually was. You’re grieving the version your brain assembled after the fact.
When you catch yourself replaying the highlight reel, force the full picture. Write down the reasons it ended to correct the distortion so you’re working with the complete story instead of the one your nostalgia put together.
7. Let Yourself Feel It Without Feeding It
This might sound like it contradicts everything above, but it doesn’t.
There’s a difference between feeling grief and feeding a thought loop. Sitting with sadness, letting yourself cry, and acknowledging that something you wanted didn’t work out is called processing.
Give yourself real space to grieve, but learn to recognize when sadness tips into obsession. If you’ve been “processing” the same moment for months, you’re in ruminating territory.
8. Build a Life That Isn’t Organized Around a Relationship
Sometimes the reason an ex takes up so much mental space is that the relationship was your primary source of excitement, identity, or emotional fulfillment. If your life before him was mostly work and waiting for weekend plans, there’s a vacuum now, and your brain is filling it with him because there’s no competing material.
9. Do Not Contact Him
Even if your relationship ended amicably, reaching out to an ex can undo months of progress. Delete his number from your phone and whenever you feel the urge to text him, write it in your notes app instead.
10. Stop Treating Healing Like a Deadline
Healing from a breakup doesn’t follow a set schedule. Some weeks feel like progress and others make you feel like you’re right back where you started.
The problem isn’t so much that you’re still thinking about him. It’s expecting yourself to be completely over him, and feeling like a failure when you start thinking about the relationship. That self-judgment only makes the pain worse.
Why You’re Still Thinking About Him
Now that you have the methods to stop thinking about your ex, it helps to understand why your brain does this in the first place.
Your brain is wired to prioritize unresolved situations. It’s called the Zeigarnik effect. A breakup without clean closure registers as incomplete, so your brain keeps circling back to close a loop that it can’t close through thinking alone.
The relationship also created dopamine pathways: the excitement of a text from him, the anticipation of seeing him, the reward of his attention. Your brain built circuitry around all of it, and now that the source is gone, you’re experiencing something that functions like withdrawal. You’re not weak for struggling with this. Your brain is doing exactly what brains do when a reward system gets interrupted.
Understanding this won’t make the thoughts stop, but at least it helps with self-judgement.
He’ll Take Up Less Space Before You Notice
There won’t be a dramatic moment where you’re suddenly over him. One day you’ll realize you went the whole afternoon without thinking about him, and you won’t remember exactly how that happened.
The methods above aren’t about forcing him out of your head but about filling your life with enough excitement that he stops being the default.
Want more honest dating advice?
I share bite-sized insights on dating strategies, raising your standards, and breaking patterns every week.
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