The book "Mind Over Matter: My Teenage Battle with Mental Health" outlines the author's personal journey through their experiences with mental illness as a teenager. The book starts with the author's journey to writing the book and their teenage life growing up with mental illness. The next section covers the diagnosis and treatment of mental illness, including understanding the diagnosis and finding the right treatment. The book also covers self-management, including developing healthy habits and finding support and community. The author then discusses overcoming adversities and setbacks and moving forward by embracing recovery and wellness. The conclusion reflects on the journey and offers encouragement for others facing similar challenges. The book also includes resources and further reading recommendations, including books and organizations for additional support.