Cognitive behavioural therapy: Negative automatic thoughts explained
Cognitive Behavioural Therapy (CBT) is one of the most widely used psychological therapies for anxiety, depression and stress-related difficulties. A central part of CBT involves understanding how everyday thought patterns can shape emotional wellbeing.
In this article, consultant psychologist and EMDR consultant therapist Mrs Cornelia De La Fosse explains what negative automatic thoughts are, why they can be unhelpful, and how CBT helps people to respond to them in a healthier and more balanced way.
What are negative automatic thoughts?
Negative automatic thoughts are the rapid, often unnoticed thoughts that arise in response to everyday situations. The human brain is constantly appraising, interpreting, predicting and comparing information in order to keep people safe. However, these mental shortcuts are not always accurate.
A key principle in CBT is that thoughts, assumptions and beliefs are not facts. Even when they feel convincing, they are interpretations rather than objective truths. All humans, without exception, are prone to predictable patterns of thinking errors, known in CBT as cognitive distortions.
Common thinking errors identified in CBT
CBT identifies a range of thinking styles that can intensify negative emotions such as anxiety, shame or low mood. These include:
- All-or-nothing thinking: seeing situations as black or white, with no middle ground.
- Overgeneralisation: drawing broad conclusions from a single event.
- Mental filtering: focusing only on negative details while ignoring positives.
- Disqualifying the positive: dismissing positive experiences as unimportant.
- Jumping to conclusions: assuming outcomes or intentions without evidence.
- Magnification or minimisation: exaggerating problems or downplaying strengths.
- Emotional reasoning: believing something is true because it feels true.
- ‘Should’ statements: rigid rules about how one must behave.
- Labelling and mislabelling: defining oneself or others with negative labels.
- Personalisation: taking excessive responsibility for events outside one’s control.
These thinking patterns can activate the brain’s threat or “survival” system, increasing emotional distress.
How CBT helps change negative thought patterns
CBT helps individuals learn to notice and re-evaluate negative automatic thoughts rather than accepting them as facts. The aim is not to replace thoughts with unrealistic positivity, but to reduce how threatening, catastrophic or over-generalised they are.
By doing this, the brain receives more accurate signals of safety, which can reduce anxiety and emotional overwhelm.
Questioning thoughts in CBT
CBT encourages people to gently question their thoughts using several key approaches:
- Logical questioning: is the thought logically sound? For example, is it realistic to believe that mistakes must never happen?
- Evidence-based questioning: what evidence supports or contradicts this belief? Is there anyone who has never made a mistake?
- Pragmatic questioning: is this thought helpful? Does worrying about mistakes improve performance, or does it increase anxiety and make mistakes more likely?
These questions help place situations in perspective and promote a more balanced, compassionate view.
Negative automatic thoughts are a normal part of human thinking, but they can strongly influence emotional wellbeing. CBT offers practical, evidence-based tools to recognise and re-evaluate these thoughts, reducing their emotional impact.