👉 Paranoidism is a type of mental disorder characterized by a persistent and irrational fear of certain objects, situations or people. It can be caused by various factors such as anxiety disorders, obsessive-compulsive disorder (OCD), phobias, and other neurological conditions. People with paranoid schizophrenia may experience intense thoughts and beliefs that are false, irrational, and out of proportion to the evidence presented. They often have a distorted understanding of reality, believe in supernatural forces, and engage in repetitive or excessive