Book excerpt: Praise for The Definitive Testosterone Replacement MANual "Inspiring is Jay's knowledge of hormone replacement and human physiology, which surpasses that of many of my medical colleagues. This he brings to you the reader in the pages of his much-needed and timely opus. Open your eyes, read and digest Jay's words. This book is the chapter that I was scared to write." Brett Osborn, MD Diplomate, American Board of Neurological Surgery Diplomate, American Academy of Anti-Aging Medicine CSCS, National Strength and Conditioning Association, Author of Get Serious, A Neurosurgeon's Guide To Optimal Health and Fitness "The Definitive Testosterone Replacement MANual presents practical information about the best ways to maximize benefits and minimize side effects of testosterone replacement therapy. It accomplishes this goal in the most visually appealing way I have ever seen in this field. This book makes for an enjoyable and highly empowering read for any man who wants to take charge of his health and quality of life." Nelson Vergel CEO, ExcelMale.com and DiscountedLabs.com, Author of Testosterone A Man's Guide: Practical Tips For Boosting Physical, Mental and Sexual Vitality Are You Living Life At Your Maximum Potential? Is your sex drive at its peak, or has it diminished? Is your enthusiasm for life lessening? Healthy testosterone levels are not only a physical state of prime health, but a mental state of positive wellness and aggression. A man with low testosterone will experience not only a physical decline, but also a diminished quality of life. Testosterone is often misrepresented by the media at large as inciting "hostility," or its effects are reduced down to building muscle only, and its portrayed as being detrimental to health. Nothing could be further from the truth. Comprehensive clinical evidence has unequivocally demonstrated that healthy testosterone levels not only slow the aging process and improve physical markers of health, but that they also reduce the possibility of degenerative disease, and by extension vastly improve quality of life. Men NEED Optimal Testosterone Levels to age powerfully and live to their maximum potential. The Definitive Testosterone Replacement Therapy MANual is the first book of its kind covering not only the therapeutic practice and application of TRT, but the historical, sociological, and biological issues that inform its usage. With this manual, you will learn: The history of testosterone, and the modern narrative that influences its use and prescriptionHow to assess your own testosterone levels, and make medically supported decisions at improving your hormonal healthThe science of TRT gathered from ample research data made understandable, and how it influences broad spectrumDiet, training, and lifestyle guidance that will support your revitalized way of living