And this is news?
http://www.bbc.co.uk/news/health-19959565
Creativity is often part of a mental illness, with writers particularly susceptible, according to a study of more than a million people.
Writers had a higher risk of anxiety and bipolar disorders, schizophrenia, unipolar depression, and substance abuse, the Swedish researchers at the Karolinska Institute found.
http://www.bbc.co.uk/news/health-19959565