6 Ways Oversensitivity Can Harm Relationships
Feeling rejected for no reason is toxic to relationship well-being.
Posted March 20, 2026 | Reviewed by Monica Vilhauer Ph.D.
It's natural to want connection. We all do! As humans, we're wired to belong, and when we feel socially disconnected, we have a complex regulatory system that kicks in to move us back to a state of connection. This system relies on a web of cognitions, emotions, and behaviors to monitor our social relationships, notice cues of rejection, and orient us back toward safe, accepting relationships.
But what happens when this regulatory system is on overdrive? How does oversensitivity to signs of disconnection affect relationships?
Rejection Sensitivity Begins With Expectations
Some people struggle with regulating connection. Scholars refer to this challenge as rejection sensitivity . People with high rejection sensitivity tend to move through life expecting others to reject them. This cognitive bias corresponds with a keen hypervigilance to potential signs of rejection and is typically followed by a disproportional behavioral reaction.
For example, someone with strong rejection sensitivity might interpret a benign response by a romantic partner ("I'm tired, so I nodded, but didn't smile") as threatening ("He didn't smile. Does he not want to be with me anymore?"). They might fly off the handle in anger at a partner who had no idea this was coming ("I am just tired "). Rejection sensitivity operates like an undercurrent, always pulsing and orienting individuals towards the possibility that their closest significant others will reject them. This undercurrent changes how people see the world.
When people perceive rejection, even when it doesn't exist, they react to it, often intensely. This creates a wave of demands on the unsuspecting partner, and (worse) can set up scenarios in which partners may, in fact, push back with rejection. In this sense, rejection sensitivity can create a self-fulfilling prophecy.
Rejection Sensitivity is Linked to Specific Relational Problems
As a potentially toxic dispositional tendency, rejection sensitivity works in insidious ways to introduce problems into a relationship. Researchers from the U.K. and Australia (Mishra and Allen, 2023) consolidated existing research on rejection sensitivity and submitted the results of 60 studies to meta-analysis . They found some stable patterns.
Specifically, rejection sensitivity is associated with:
Finding the Balance With Rejection Sensitivity
We are all sensitive to rejection. We have to be. As we move through life, it's safer to be among accepting others. In relationships, it makes us better partners to notice when someone pulls away ("Honey, is everything ok?"). It gives us a sense of urgency to make adjustments, make amends, or give someone space. Being sensitive to rejection can clue us into the fact that a relationship is dissolving, but it can also call us to action to address a problem in a relationship.
The goal, then, is not to be immune to rejection. We need it. Rejection sensitivity, however, can become a problem when it crosses a threshold: instead of noticing only intended acts of rejection, people see rejection where it does not exist, and this may, as discussed, set someone up for challenges in their relationship.
The roots of rejection sensitivity can run deep, so there is no quick fix. Entrenched patterns can be difficult to change, but therapy can help. If perceptions of rejection seem to come often with great intensity, working with a therapist can help provide long-term support along with more immediate practical help.
To find a therapist, visit the Psychology Today Therapy Directory .
Facebook image: Drazen Zigic/Shutterstock
Mishra, M., & Allen, M. S. (2023). Rejection sensitivity and romantic relationships: A systematic review and meta-analysis. Personality and Individual Differences , 208 , 112186.
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Theresa DiDonato, Ph.D., is a social psychologist and a professor of psychology at Loyola University Maryland.
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This article is part of the Bringwise Psychology Journal — daily insights on human behavior, mental health, and personal growth.