Rumination

It's 3 AM, and you're lying in bed, eyes wide open, staring at the ceiling fan, perfecting that comeback you wish you'd thought of six hours ago. The ‘what-if’s’ tumble through your head like a never-ending game of pinball, bouncing between "why did I say that?" and "what should I have said instead?" and “why did they respond like that?” The simulation runs again. As usual, it offers no practical solutions or actual answers, just endless loops of hypothetical scenarios draining your mind's last 2% of battery.

Rumination feels like a premium mental subscription service you never signed up for but can't seem to cancel. If your peace of mind was last seen somewhere between that weird comment you made at lunch and that email you sent without your usual 17 proofreads, don't worry – this edition is for you.

Today, we're exploring why our brains are dedicated to overthinking, the neural circuits responsible for this premium torture service, and – finally – how to cancel your lifetime subscription to the mental merry-go-round.

IN TODAY’S EDITION

THE SHIFT

What Is Rumination?

Rumination is a persistent and involuntary pattern of dwelling on negative thoughts, feelings, and past experiences. It traps individuals in a never-ending cycle of unproductive self-analysis and repetitive thinking, offering no resolution or relief.

People who ruminate frequently revisit past events or anxiously anticipate future scenarios. These thought patterns often manifest as:

  • Replaying past negative interactions or unresolved conflicts

  • Engaging in imaginary conversations

  • Analyzing perceived failures or mistakes

  • Dwelling on problems without moving toward solutions

  • Self-criticism, self-blame, and self-justification

Although rumination may seek solutions or attempt to make sense of unresolved issues, it rarely offers constructive feedback. It can be viewed as an attempt to master an uncontrollable situation or alleviate inner conflicts, but instead, it reinforces negative patterns.

Rumination vs. Healthy Introspection

What sets rumination apart from healthy introspection is its unproductive nature. Introspection involves a curious, open, and accepting exploration of one’s thoughts and feelings, leading to insights and growth. In contrast, rumination is characterized by:

  • A repetitive nature

  • A negative focus

  • A passive approach to problems

  • A failure to move toward active problem-solving

  • An absence of new insights

  • A tendency to deepen emotional distress

  • A resistance to resolution or alternative perspectives

  • A disconnection from bodily sensations

The experience of rumination can be particularly distressing because it limits one’s ability to experience joy or engage fully in the present moment. It acts as a persistent background noise of self-preoccupation, dominating consciousness and draining emotional energy.

Neurobiology of Rumination

Rumination primarily involves an overactive Default Mode Network (DMN)—your brain's "self-reflection" system—that becomes stuck in a loop.

When you ruminate, your brain's emotional centers (such as the amygdala) remain highly active, while the areas responsible for shifting attention and controlling thoughts (the prefrontal cortex) become less effective. This imbalance creates a "sticky" thinking pattern, making it difficult for your mind to disengage from negative, self-focused thoughts.

At the same time, stress hormones like cortisol are released, enhancing the memory formation of these negative thoughts. This process creates a feedback loop:

  • When you're stressed, your brain strengthens and clarifies those negative memories.

  • Because these memories become so vivid, your brain flags them as "extra important."

  • The more attention you give these thoughts, the deeper those neural pathways grow.

  • As these pathways deepen, your mind automatically returns to these thoughts more frequently.

This phenomenon aligns with the neuroscience principle coined by Canadian neuroscientist Dr. Donald Hebb: “cells that fire together, wire together.” Essentially, your brain creates its own trap— the more you think about something, the more you'll continue to think about it.

Meanwhile, natural calming neurotransmitters like serotonin often become depleted, making it even harder to focus on your successes and break free from the cycle of rumination.

How Rumination Serves as Protection

When emotions become overwhelming, we rely on internal structures to regulate the intensity. These internal structures include:

  • Self-soothing abilities: The capacity to calm yourself when upset

  • Emotional regulation: Managing intense feelings effectively

  • Containing function: The ability to "hold" and manage difficult emotions and experiences with perspective

  • Self-confidence: Trusting your own judgment

  • Boundaries: Understanding where you end and others begin

  • Sense of safety: Feeling secure within yourself and the world

  • Self-validation: The ability to affirm your own experiences and feelings

  • Reality testing: Accurately assessing situations

If these tools are underdeveloped, rumination often acts as a substitute, transforming raw, unbearable emotions into manageable thoughts. This intellectualizes emotions, keeping them at a distance and providing the illusion of control over threatening emotional content. Essentially, rumination is thinking about feelings instead of directly experiencing them.

In moments of uncertainty (and there always is uncertainty), rumination creates a false sense of preparation by attempting to fill in the blanks. However, it is a flawed predictive tool. Rumination fills the unknown spaces with fragmentary evidence and anxious projections. While this process appears to protect against surprise and future pain, it ultimately wastes mental resources by preparing for unlikely scenarios.

When we feel particularly vulnerable, rumination can function as a sophisticated relational defense mechanism. By maintaining a state of perpetual mental preoccupation, it creates a buffer zone that keeps others at an emotionally safe distance. This psychological distance preserves a sense of autonomy and protects against the perceived threats of interpersonal dependency. However, this protective barrier comes at a significant cost: it prevents authentic connection and emotional intimacy, sacrificing the depth of relationships for the illusion of safety.

While rumination promises security and protection, it ultimately reinforces patterns of isolation and anxiety, undermining the very stability it seeks to create.

Why Direct "Stopping" Often Fails

Simply trying to halt rumination through sheer willpower often backfires due to complex psychological mechanisms at play. This direct approach ignores rumination's fundamental protective function, effectively removing a necessary psychological support without providing an alternative, thus creating a defensive vacuum that threatens our internal stability. The attempt to forcibly stop these thoughts typically yields paradoxical effects: it increases anxiety about thinking, layers on additional self-criticism, generates meta-worry about the rumination itself, and intensifies our need for control. The psychological system responds to this perceived threat by activating even stronger defensive needs, triggering compensatory mechanisms, and increasing resistance - ultimately strengthening the original defensive pattern. Rather than attempting thought suppression, which consistently proves ineffective, a more successful approach involves deliberately redirecting attention to alternative thoughts or activities. This strategy acknowledges the mind's need for engagement while gently steering it away from recursive thinking patterns.

A Way Out of the Loop

Join Your Body in the Present Moment
Rumination takes us out of the present moment, forcing our minds to relive the past or rehearse future scenarios. To counter this, bring yourself to the "emergent edge" of now. An effective way to access the present is through sensory shifts, which compel your brain to process immediate sensory data:

  • Temperature changes: Splash cold water on your face or hold ice in your hands to trigger reflexive responses.

  • Strong tastes: Savor sour candy, spicy food, or citrus flavors.

  • Smelling: Engage your sense of smell with a candle, perfume, or even the trash.

  • Intense exercise: Perform a short burst of physical activity to ground yourself.

You can also try vagus nerve stimulation which activates the parasympathetic system, helping to calm your body. Practices include:

  • Deep humming

  • Gargling

  • Slow, intentional exhales

Thought Labeling
Rather than trying to push thoughts away, acknowledge their existence. Name the type of rumination as it arises—“future-worry” or “past-replay.” This act of labeling activates your brain's prefrontal cortex, the rational and observing part of your mind, creating psychological distance. You shift from “I am my thoughts” to “I am having thoughts,” making it easier to redirect your attention elsewhere.

The Use of Mantras
When rumination stems from a lack of resolution or clarity, mantras can disrupt the cycle, much like snapping a rubber band on your wrist. Examples include:

  • “You can’t make sense out of nonsense.”

  • “Some things aren’t worth your focus and attention.”

  • “You are safe now. You may not know why something happened, but you are aware of its patterns.”

  • “Is there another topic that may serve us better?”

Schedule Rumination Time
Manage rumination by scheduling specific periods for it. Instead of suppressing your thoughts, give yourself permission to revisit them later. Use a timer to limit these worry sessions and gradually shorten the duration. This method helps contain overthinking and gives you control over when and how much mental energy to devote to your concerns.

Externalization
Externalize your thoughts by getting them out of your head. Record your worries, write with your non-dominant hand, or speak about your situation in the third person. These methods create psychological distance, making it easier to view your thoughts objectively. Then, respond to yourself as if you were advising a friend. Shift from passive rumination to active problem-solving to disrupt overthinking.

Meta Approach
Take a meta-approach by exploring the nature of rumination itself. Ask yourself: What purpose does this serve? What might it be protecting me from? Study your thought patterns like a scientist, documenting triggers, escalation patterns, and their effects on your mood. By observing rumination non-judgmentally, you can turn it into a tool for self-awareness and growth, reducing its control over you.

Gratitude and Service
Rumination often results from excessive self-focus. Two powerful antidotes are gratitude and service. Instead of merely listing things you’re grateful for, reach out to express your gratitude—call, text, or write a letter to those you appreciate. Shifting your energy outward also fosters purpose. An effective practice is to give what you feel you lack:

  • If you feel disrespected, show respect to others.

  • If you feel scarcity, give what you can, even in small amounts.

  • If you feel unheard, take time to listen deeply to someone else.

Zoom Out
When caught in overthinking, try zooming out to reframe the situation. Recognize its brevity and insignificance in the grand scheme of things. This perspective helps diminish the emotional weight of your worries, allowing you to refocus on what truly matters. 

[Check out The Gallery section below for a short story that might help you break out of a rumination loop right now.]

THE ESSENTIALS
This section includes relevant resources, articles, videos, people to check out, and links to strengthen your psychological resilience and emotional intelligence.

  • How to Stop Paying Attention: Dr. Micheal Greenberg offers an exercise to help direct attention. He explains that directing attention is a controllable mental process, and directing attention is part of his definition of rumination. 

  • Linear vs Circular Model of Growth: Anne-Laure Le Cunff reimagines personal growth as it relates to career success.

  • The Work: Byron Katie, is an American speaker and author who teaches a method of self-inquiry known as "The Work of Byron Katie" or simply as "The Work". Here is one of her worksheets to help you work through upset by reflecting on who or what upset you.

Hope you have a great week (and maybe overthink less)

- Wendie