"It's usually quiet, but when you get delusional symptoms, your personality changes dramatically," he explained. "You make a big face or you talk a lot." Asked when her mother's delusional ...

A new study has found that delusions typically emerge before hallucinations in individuals at high risk for psychosis, overturning a long-standing belief that hallucinations drive delusional thinking.

Delusion and delirium are cognitive disorders that can profoundly affect an individual’s perception and behaviour. Despite their overlapping symptoms, they differ significantly in their nature ...

Below, Junior shares what it's been like to live with delusions and hallucinations and their holistic treatment approach that's helped keep these symptoms from returning. How Junior's symptoms ...

But unlike schizophrenia, delusional disorder doesn’t cause any psychotic symptoms that aren’t related to a person’s main delusion. And unlike schizophrenia, people with delusional disorder ...

Experts say young-onset dementia is often missed as the symptoms are different and can be confused for other conditions ...

People with Capgras syndrome can harbor other delusional beliefs as well, including the misidentification of objects. The term derives from the French psychiatrist Joseph Capgras, who first ...

Some psychiatrists do not see cases of erotomania in clinical practice and may not even recognize the symptoms when they encounter them. Treating a delusional disorder can be difficult because ...