Schizophrenia is a genetic disorder, so if you parents or grandparents have a history of it, then that would indicate a genetic propensity for it. I am sure the

Schizophrenia is a genetic disorder, so if you parents or grandparents have a history of it, then that would indicate a genetic propensity for it. I am sure there are also relevant SNPs you could look for if you have your genome decoded.