List of Cognitive Distortions: Plain Definitions and Real Examples to Spot Each One
This list of cognitive distortions explains common unhelpful thinking patterns with definitions and examples. Use the free printable PDF to spot assumptions and consider a balanced view.
Reviewed by Michael Callans, MSW 
About this tool
This list of cognitive distortions explains thinking patterns that can lead you to conclusions the evidence does not support. Use the definitions and examples to recognize patterns such as catastrophizing, mind-reading, and all-or-nothing thinking in a specific thought. These habits can appear under stress and do not measure your intelligence or worth. They can intensify anxiety, low mood, anger, and shame because an interpretation may feel completely certain even when important information is missing. Recognizing a pattern gives you a place to begin checking that interpretation.
The concept comes from the founders of cognitive therapy. Aaron Beck identified systematic errors in thinking among people with depression, and David Burns later popularized a practical list of them in his book Feeling Good. Later clinicians, notably Matthew McKay and colleagues, extended that list into the fuller set of patterns below. The value of the list is simple: once you can name a pattern, you can catch it. A thought labeled "that's catastrophizing" loses much of the grip it had when it felt like plain fact. Beck described these errors in his 1963 paper Thinking and Depression: I. Idiosyncratic Content and Cognitive Distortions. His observations helped shape cognitive therapy; they do not make this reference list a diagnostic checklist or a test of whether someone is thinking correctly.
These patterns overlap, and a single thought often contains several at once. You do not need to sort them perfectly. The skill is recognition, noticing the shape of a thought quickly enough to question it instead of being swept along. With practice, spotting your own go-to distortions becomes almost automatic.
Naming a distortion is the start, not the finish. The next step is to challenge the thought and replace it with a more balanced one, which is what a thought record or a thought-challenging worksheet is for. This reference simply gives you the vocabulary to begin. For example, a delayed reply might lead to the thought that a friend is angry. Mind-reading describes the assumption about their feelings. A balanced response might be: I have not heard back and do not yet know why. A Thought Record (CBT) can help you separate the observable event, your interpretation, and other plausible explanations. You can then decide whether a calm follow-up would be useful.
If distorted thinking is frequent, intense, or does not loosen its grip even after you challenge it, that can be a sign the pattern is tangled up with anxiety, depression, or another difficulty that benefits from professional support. Psychology.com's therapist directory lets you search for a therapist who works in cognitive behavioral therapy. Bring a recent example and describe how it affects your decisions, relationships, or daily routines. The Overthinking Test can support self-reflection, but its results cannot diagnose a condition or establish whether a particular concern is justified.
A distortion label should never be used to dismiss abuse, discrimination, loss, or a genuine safety concern. Emotions provide information about your experience even when they do not establish someone else's intention or predict what will happen. If evidence supports a concern, acknowledge the facts and consider a practical response, a boundary, or outside support. The Challenging Negative Thoughts worksheet can help you examine an interpretation while keeping the real problem in view.
Notice whether checking a thought leads to a useful next step or to repeatedly arguing with yourself. You do not need complete certainty before moving on. If you keep reviewing the same evidence without learning anything new, pause the exercise and return to an ordinary activity. You can discuss that repetitive pattern with a therapist. The purpose of practice is a more flexible response to uncertainty, rather than perfect control over every thought.
References
- Burns DD. Feeling Good: The New Mood Therapy. Rev ed. Avon Books; 1999.
- Beck AT. Cognitive Therapy and the Emotional Disorders. International Universities Press; 1976.
- Beck JS. Cognitive Behavior Therapy: Basics and Beyond. 2nd ed. Guilford Press; 2011.
- McKay M, Davis M, Fanning P. Thoughts and Feelings: Taking Control of Your Moods and Your Life. 4th ed. New Harbinger Publications; 2011.
- Beck AT. (1963). Thinking and Depression: I. Idiosyncratic Content and Cognitive Distortions. Archives of General Psychiatry, 9, 324-333. https://pubmed.ncbi.nlm.nih.gov/14045261/
- NHS. Every Mind Matters: Reframing unhelpful thoughts. https://www.nhs.uk/every-mind-matters/mental-wellbeing-tips/self-help-cbt-techniques/reframing-unhelpful-thoughts/
Cite this source
Psychology.com. (2026, September 15). List of Cognitive Distortions. Psychology.com. https://psychology.com/tools/cognitive-distortions
List of Cognitive Distortions FAQ
What are cognitive distortions?
They are habitual, inaccurate ways of thinking that make situations feel worse than they are, such as catastrophizing or all-or-nothing thinking. Everyone uses them, and they fuel difficult emotions because they feel true even when they are not accurate. Use the list to examine a particular interpretation and the evidence behind it, rather than to judge yourself or another person.
How many cognitive distortions are there?
There is no single official count. Aaron Beck and David Burns described core patterns, and later clinicians organized and expanded them differently. Some lists group related patterns together, while others separate them. This free PDF is a reference for recognizing common thinking habits; memorizing a total is less useful than understanding an example from your own life.
How do I stop cognitive distortions?
First, learn to spot them by name. Then challenge the distorted thought by weighing the real evidence and forming a more balanced view, using a tool like a thought record. With practice, the catching and correcting become faster. You do not have to prevent every unhelpful thought. Start with a recent example and choose a believable response rather than forcing an optimistic conclusion.
Are cognitive distortions a sign of mental illness?
No. Everyone falls into these patterns, especially under stress. They become a problem only when they are frequent and intense enough to drive persistent distress, which is when a therapist can help. The list cannot diagnose a condition. Consider seeking help whenever these thoughts interfere with daily life or become difficult to manage, even if you are unsure which label fits.
Which cognitive distortion is the most common?
There is no definitive ranking that applies to everyone. All-or-nothing thinking, catastrophizing, and mind-reading are examples you may recognize, but the pattern that matters most is the one affecting your current situation. Notice what you assume when stressed, then check that assumption against the available evidence. You do not need to identify a most-common category to use this list.
What is the difference between a cognitive distortion and a core belief?
A cognitive distortion is a habitual pattern in how a thought is shaped, like catastrophizing or mind-reading. A core belief is the deeper, longer-standing assumption underneath it, such as "I am not good enough." Distortions usually surface first, and tracing one back with the downward arrow technique can reveal the core belief driving it.