People with schizophrenia are more likely to be cigarette smokers. The hotly-debated question is why this might be. Suggested explanations include self-medication, counteracting symptoms, and reducing boredom or distress. Until recently, little attention has been paid towards the possibility that cigarettes themselves may increase the risk of psychosis. Researchers have used a meta-analysis to assess whether daily tobacco use, or starting smoking at an earlier age, is associated with an increased risk of psychotic illnesses. read more