Paranoia is a symptom of several mental health conditions. It can be found in paranoid personality disorder (PPD), one of the “cluster A” or eccentric personality disorders. Paranoia often happens to ...

Paranoia is a thought process that can result in people experiencing irrational mistrust and suspicion of others. This pattern of delusional thinking may involve feelings of persecution, making a ...

Paranoid personality disorder may be first apparent in childhood or adolescence. People who suffer prefer solitude, have poor peer relationships, social anxiety, academic underachievement, ...