What is CBT? Cognitive Behavioural Therapy Explained

What Is Cognitive Behavioural Therapy (CBT)?

Cognitive Behavioural Therapy (CBT) is one of the most widely researched and effective psychological treatments available.

A search of CBT in academic databases returns nearly one million research articles, highlighting its strong evidence base across a range of mental health conditions.

Research consistently shows that CBT can:

• Improve emotional wellbeing
• Reduce symptoms of anxiety and depression
• Be as effective as medication for many conditions
• Lower the risk of relapse compared to medication alone

CBT is used with children, adolescents, and adults, and is commonly delivered in both individual and group therapy settings.

How CBT Works: Thoughts, Feelings, and Behaviours

CBT is based on the idea that our:

• Thoughts (cognitions)
• Feelings (emotions)
• Behaviours (actions)

are all closely connected.

When one area becomes unhelpful or unbalanced, it can affect the others.

CBT focuses on identifying and changing patterns of thinking and behaviour that contribute to emotional distress.

The Two Core Components of CBT

1. Cognitive Component (Thinking Patterns)

This focuses on:

• How we interpret situations
• Our internal self-talk
• Persistent or automatic thoughts

For example, thoughts like:

• “I’m a failure”
• “Nothing will ever change”
• “I’m not good enough”

These thoughts can strongly influence mood and behaviour, especially when they become repetitive or rigid.

2. Behavioural Component (Actions and Habits)

This focuses on:

• What we do in response to thoughts and emotions
• Avoidance patterns
• Reinforcing or reducing unhelpful behaviours

For example:

• Avoiding social situations due to anxiety
• Withdrawing when feeling low
• Engaging in behaviours that maintain distress over time

CBT helps individuals gradually shift these patterns in more helpful directions.

Unhelpful Thoughts: Why They Matter

It is completely normal to experience negative thoughts.

However, when thoughts become:

• Frequent
• Automatic
• Distressing
• Difficult to control

they can contribute to anxiety, depression, and reduced functioning.

A key first step in CBT is simply noticing and writing down thoughts, which helps create distance and clarity.

CBT Technique: Identifying Unhelpful Thinking

Writing thoughts down allows you to examine them more clearly.

Once identified, you can begin to evaluate them using structured questions such as:

• Is this thought helpful or unhelpful?
• Is this thought realistic?
• What evidence supports it?
• What evidence contradicts it?
• Am I using extreme words like “always” or “never”?
• What would I say to a friend thinking this way?
• Is there another explanation?
• What is the impact of believing this thought?
• What is most likely to happen?

This process helps shift thinking from emotional reaction to balanced reasoning.

Creating More Balanced Thinking

After evaluating thoughts, CBT encourages developing a more realistic and helpful alternative.

For example:

• Instead of “I always fail”
  → “I have struggled at times, but I have also managed difficult situations before.”

With repetition, this new style of thinking becomes more automatic and natural.

Why CBT Is So Effective

CBT helps people:

• Understand the link between thoughts, emotions, and behaviour
• Develop practical coping strategies
• Build long-term emotional resilience
• Reduce avoidance and increase engagement in life

It is structured, goal-oriented, and focused on building skills that can be used beyond therapy.

Where CBT Is Used

CBT is effective in treating a range of difficulties, including:

• Anxiety disorders
• Depression
• Stress-related conditions
• Low self-esteem
• Panic and phobias
• OCD
• Trauma-related symptoms

It is also used to support personal development and wellbeing, even when no formal diagnosis is present.

Call to Action

If you are struggling with anxiety, low mood, or unhelpful thinking patterns, CBT may help you develop practical tools for change.

👉 Book an appointment with our clinical psychologists to learn evidence-based CBT strategies tailored to your needs.

We support adults, adolescents, children, and couples through in-person and telehealth sessions.

Frequently Asked Questions (FAQ)

What is CBT in simple terms?

CBT is a therapy that helps people understand and change unhelpful thoughts and behaviours that affect mood.

How does CBT help anxiety and depression?

It teaches practical skills to challenge unhelpful thinking patterns and reduce avoidance behaviours that maintain distress.

How long does CBT take to work?

Many people notice improvement within 6–12 sessions, although this varies depending on the individual and the issue.

Is CBT better than medication?

Research shows CBT can be as effective as medication for many conditions, and may reduce relapse risk when skills are maintained.

Can I use CBT techniques on my own?

Yes—many CBT strategies can be used independently, but working with a psychologist can help tailor them effectively.