OCD is an anxiety-related disorder. It affects approximately 1.2% of the population.
Someone suffering from OCD will have repetitive or obsessional thoughts, images or feelings that leave them feeling anxious. This will cause the person to carry out repetitive behaviours, actions or rituals a number of times, in order to ease this anxiety. E.g. Repeatedly checking the gas hob is turned off.
It is generally accepted that there are 4 main categories of OCD:
- Rumination/Intrusive thoughts