This books focuses on all main medical disorders that affect the sexual health of patients. From the medical disorder and its impact on sexuality and from the sexual symptom as signal of underlying disease, this book highlights the importance of the sexual interview as essential element of medical history. The aim is to increase the scientific knowledge in human sexuality and sexual health in order to optimize the identification of the pathophysiology of sexual dysfunction from disease and to increase the quality of life of patients, promoting the proactivity of doctors in the care of the sexual sphere. Many medical disorders have negative effects on the different dominions of sexual function (desire, arousal, orgasm, ejaculation, and pain). Chronic disease also affects subsidiarily sexual function in many ways, including fatigue, pain, dependency impairment of self-image and impacting relationships. On the other hand sexual symptoms may be a signal of serious underlying disease. This book will be of benefit to GPs, gynecologists, andrologists, sexual medicine professionals, and all healthcare providers interested in the topic.