Hypnotherapy uses hypnosis to try to treat conditions or change habits.
There are different types of hypnotherapy, and different ways of hypnotising someone.
First, you'll usually have a chat with your therapist to discuss what you hope to achieve and agree what methods your therapist will use.
After this, the hypnotherapist may:
You're fully in control when under hypnosis and don't have to take on the therapist's suggestions if you don't want to.
If necessary, you can bring yourself out of the hypnotic state.
Hypnosis doesn't work if you don't want to be hypnotised.
Don't use hypnotherapy if you have psychosis or certain types of personality disorder, as it could make your condition worse.
Check with your GP first if you've got a personality disorder.
Hypnotherapy isn't usually available on the NHS.
To find out if you can see a hypnotherapist on the NHS in your area, ask your:
In the UK, hypnotherapists don't have to have any specific training by law.
This means hypnotherapy can be offered by people with little training who aren't health professionals.
When looking for a private hypnotherapist:
A private hypnotherapy session can cost anything from £50 upwards.