No. OCD, depression, and anxiety do not cause madness or craziness. Mental health conditions like OCD, depression, and anxiety are legitimate medical conditions that can cause significant distress and impairment in a person's life. They are not indicative of "madness" or "craziness."
Unfortunately, mental health has been stigmatized historically, leading to misconceptions and harmful stereotypes. It is essential to understand that mental health conditions are treatable medical conditions, and individuals experiencing these conditions deserve empathy, understanding, and support. Seeking appropriate professional help and treatment can significantly improve the quality of life for those dealing with mental health challenges.