But that system didn’t work well, as you may experience symptoms of different "types" of schizophrenia at different times. Now, experts describe schizophrenia as a spectrum disorder that ...

Jan. 28, 2025 — Schizophrenia is a serious mental disorder that affects around 1% of the world's population. Researchers have identified a deficit in contrast perception in people with ...

The three phases of schizophrenia are the prodromal, active, and residual phases. Symptoms of schizophrenia can depend on the phase. Early symptoms of schizophrenia may be similar to other conditions.

Cognitive issues are core symptoms of schizophrenia. More than 80 percent of people with schizophrenia have cognitive symptoms of some kind. They’re one of the main obstacles to managing ...