Redox-active polymers, which are known for their ability to undergo reversible redox reactions, are paving the way for more efficient and sustainable batteries, as well as revolutionary advances in medical devices. This book, Redox-active Polymers for Energy Storage and Medical Devices, is a comprehensive and focused exploration of these cutting-edge materials. It discusses a variety of topics, such as conjugated redox polymers, anthraquinone, catechol, phenothiazine, and ferrocene-based polymers designed for specific applications in organic batteries and medical devices. This book is for researchers, students, and professionals working in polymer chemistry, materials science, energy technology, and biomedical engineering.