There is a growing interest in coenzyme Q10 (CoQ10) and its involvement in many aspects of daily living including physical and mental health, energy, aging, stress, skin care and exercise. This book aims to highlight our current understanding of CoQ10 in each of these areas by presenting a selection of topics that clearly illustrates its role in both health and disease. Each chapter provides a specialist's insight into the subject whilst being written in a manner that is accessible to the non-CoQ10 expert. Is CoQ10 deficiency a contributor to heart disease, depression or migraines? Can taking CoQ10 supplements reduce symptoms of menopause, increase exercise tolerance or make our skin look younger? What is known about the genetics of CoQ10 biosynthesis? These are just some of the questions addressed in this book: which of them is fact and which is fiction?