This book contains proven steps and strategies on how to successfully and comfortably live with someone with a mental illness in your home. Mental illness is stated as any of the various disorders in which a person 's thoughts, emotions, or behavior are so abnormal as to cause suffering to himself, herself, or other people or any other of the various disorders or diseases characterized by abnormal patterns of thought and behavior. So just talk to the person. You must learn about the illness if the person you care for has been given a diagnosis. This is one of the ways that can help you understand how it affects them and can help you feel more confident caring for them.