This book provides the readers with a descriptive account on bioethics. Bioethics are mainly practical ethics dealing with issues related to health and physical well-being. It is acknowledged as a significant reference for health care and its methods and practices. Health connected knowledge, such as information technology, is changing speedily. Bioethics should ideally deal with such alterations as well as carry on to address more recognized areas of health care and rising areas of social anxiety such as climate modification and its relation to health. This book exemplifies the variable applicability of bioethics in this day and age. The book is deliberately more demonstrative than elaborative and gives insights on recognized, rising and speculative bioethics, such as ethics of mental health care, ethics of nanotechnology in health care, and ethics of cryogenics, respectively. This book will inspire readers to reflect on health care as a work in progress that requires constant ethical deliberation and supervision.