The No. 1 Habit That Destroys Adult Friendships, By A Psychologist
Apr 01, 2026, 05:30pm EDT
By Mark Travers, Contributor
No healthy friendship operates on a strict 50/50 split at all times. Life happens. There will be seasons where one person gives more, carries more or needs more. However, there’s a significant difference between a temporary imbalance and a structural one.
When the same person is always the one reaching out first, always the one listening, always the one who shows up — and the other person always seems to be going through something, always a little too busy, always taking — the dynamic will start to feel extractive. The driver of this derailment is one sneaky habit that, if left unchecked for long enough, will destroy a friendship: nonreciprocity.
If you’ve ever found yourself inexplicably frustrated with a friend, despite the length of your friendship, how much others love them or how “nice” they are to everyone else, then there’s a good chance nonreciprocity is to blame. Here are three signs that it’s affecting your friendship, according to psychological research.
1. Interactions In The Friendship Are Zero-Sum
The first wheel to usually fly off in a friendship is how they show up for you. Someone who never reaches out at all is easy to label a bad friend, because that level of one-sidedness is obvious. This is precisely why people often feel confused, or even guilty, when a friendship starts to feel toxic, despite the fact that interactions aren’t totally one-sided. Your friend does reach out. You do talk regularly. There is interaction. So, what’s the problem? What many fail to realize in these scenarios is that zero-sum interactions
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https://www.forbes.com/sites/traversmark/2026/04/01/the-no-1-habit-that-destroys-adult-friendships-by-a-psychologist/?ctpv=xlrecirc
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