The new draft of the fifth edition of Diagnostic and Statistical Manual of Mental Disorders (DSM-5) has numerous new conditions which begs the question what makes a person normal. In the wake of this eagerly awaited publication the latest edition of the Journal of Mental Health concentrates on diagnosis in mental health with articles written by celebrities and experts. One contributer is Sir Terry Pratchett who gives his personal view of Alzheimer's
A UK study published in the British Journal of Psychiatry has examined the role of substance abuse in the severity of first-episode psychosis. 272 patients were assessed and the researchers concluded that persistant substance abuse caused higher levels of relapse, than for those who had no misuse of drugs.
There has been much research supporting the theory that psychosis or schizophrenia prevalence is increased by cannabis usage. In a new online study in advance of publication in the journal Schizophrenia Research, UK scientists at Keele University refute this with findings following a systematic review.
