Home > Mental Health > Schizophrenia Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Jan 11, 2010 by MLivingston, Views: 5783 Schizophrenia is an illness that affects thinking and behaivior. It usually begins in the early 20's. The early warning signs are a young person who becomes withdrawn, not having the usually hobbies, who may neglect their appearance, feeling depressed, and hearing voices. Medication is an important part of the treatment. The medicines are called antipsychotics, but they can cause movement disorders. There are associated therapies, and lifestyle changes.