Obsessive compulsive disorder (OCD) is a mental health condition where a person has obsessive thoughts and compulsive behaviours.

Who is affected by OCD? 

Men, Women and children are affected by OCD. 

When can you start with OCD symptoms? 

  • People can start having symptoms from 6 years old however often symptoms begin around puberty and adulthood. 

Symptoms of OCD 

  • Obsessive thoughts – People with OCD have unwanted and unpleasant thoughts/images or urges leaving people to feel uncomfortable. 
  • Compulsive behaviour – Is a repetitive action that somebody with OCD will have no control brought on by unwanted obsessive thoughts. 

Examples: An example of somebody living with OCD would be a fear of somebody entering the home and the outcome of this would be constantly having to check the doors and windows multiple times this can be very overwhelming, tiring and time consuming. 

Another example of OCD can be a person who cleans impulsively due to being fearful of contamination, they have an overwhelming need to repeatedly clean themselves their home and their environment. 

OCD cleaning and interfere with work, school and personal relationships and can cause financial stress.


Where to get help 


Local and Nation websites: 

OCD UK 

Contact number: 01332588112

Email address: support@ocduk.org





  • Speak to your GP – Your GP will ask about your symptoms and can refer you your local service for support. 

Treatments for OCD

There are some effective treatments for OCD that can help reduce the impact it has on your life.

The main treatments are:

CBT will usually have an effect quite quickly. It can take up to 12 weeks before you notice the effects of treatment with SSRIs, but most people will eventually benefit.

If these treatments do not help, you may be offered:

  • an alternative SSRI
  • a combination of an SSRI and CBT
  • an antidepressant called clomipramine.

Some people may be referred to a specialist mental health service for further treatment.

Page last reviewed: 8 June 2024
Next review due: 8 June 2025