04/21/2026
Planting Treeside seeds 🌱
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Rumination is the repetitive, often negative thinking that loops endlessly through your mind. What you should have said. What someone meant. What you did wrong. What might go wrong.
Research consistently shows that rumination is one of the strongest predictors of depression and anxiety. Unlike problem-solving, which moves toward resolution, rumination just spins.
A 2022 meta-analysis in IJERPH found that nature walks significantly reduce rumination, partly by changing activity in the prefrontal cortex, a brain region involved in self-referential thinking.
In my practice, patients who ruminate often say, "I can't help it. I just keep thinking about it." I tell them this: the goal isn't to stop thinking. The goal is to interrupt the loop.
Here are strategies that actually work, based on research:
Go outside. Physical movement combined with new visual scenery breaks the loop.
Name the thought out loud. "I'm ruminating about the argument." Naming creates distance.
Set a "worry window." Give yourself 15 minutes a day to think about it, then move on.
Write it down. Getting it out of your head and onto paper often diffuses its power.
Call someone. Talking it through with a trusted person can break the cycle.
Rumination is a habit, not a personality trait. And habits can be changed.
Your brain doesn't have to finish every thought loop. Some loops are meant to be abandoned.
What's the loop playing in your head right now? What could break it?
