Hallucinations in short is related to phobias or unreasonable fear
You imagine things that practically do not exist.
Often considered and related to phobias. Have you heard the old saying "AS A MAN THINKETH IN HIS HEART SO IS HE"

Gulshan Powers Thought: Don't worry I have a very simple procedure to control your mind.

Useful resources

Gulshan Confidence Power Talisman

Gulshan Egyptian Talisman

Gulshan Pentagram