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Am I Going Through a Nervous Breakdown?

Beautiful Voyager

Etiology may include mental health disorders such as anxiety disorder, depression, or schizophrenia. Psychosis, e.g., paranoia, hallucinations, or delusions. This approach is called dual diagnosis treatment and is done to increase the individual's chance of long-term recovery. Frequent thoughts of self-harm or suicide.

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10 Ways Substance Addiction Can Change Your Personality

Gateway Foundation

People in addiction recovery are at an increased risk of returning to substance use , even years after quitting. Other substances like methamphetamine or cocaine can lead to reckless behavior due to paranoia or overconfidence. Paranoia Paranoia is another common symptom of substance use.