Reactive oxygen species can have detrimental effects on sports turf. This book describes the causes of reactive oxygen species, its photosynthetic targets, and nutrients and compounds that can manage and prevent them.

Jeff Haag is a native of Crestline, Ohio, and a graduate of Defiance College with a Bachelor of Science degree. He has been in the turf grass profession for the past 25 years, while serving as the sports turf manager/golf course superintendent at Bowling Green State University, and assistant sports turf manager at the University of Louisville. He currently serves as the sports turf specialist at John Carroll University in University Heights, Ohio. Jeff has published four scientific articles pertaining to the science involved in maintaining intensively manicured turf grass for both sports turf and golf course turf; Preventing Summer Stress, Preventing Turf Grass Cell Damage, Grow playable healthy turf: factors that can damage chloroplasts, and methods to help prevent them, and Playing Defense verse Free Radicals.

As sports turf managers we love green aesthetically pleasing turf. Chlorophyll is a key component in photosynthesis, however, certain events can disrupt it's development. This book elaborates on proper chlorophyll development and methods to help prevent it's breakdown.

This book is an up-to-date, extensive overview of the effects of physical activity and training on endocrine function. It gives insights into a complex relationship by describing effects with respect to exercise performance, growth, development, and ageing. It includes discussions of the endocrine response depending on exercise mode, intensity, and duration as well as on gender, age, and fitness level. Additionally the book deals with the impact of environmental and psychological factors on endocrine level. A substantial part of Sports Endocrinology is devoted to the 'hot topic' of hormonal doping in sports. The properties of androgens, growth hormone, erythropoietin, and dietary supplements are highlighted. The use and abuse among professional and recreational athletes is discussed and specific methods of detection are presented and explained. All contributors are well-known experts in sports medicine and endocrinology, endocrine physiology, pharmacology, and doping detection, so this book is a must-read for every professional involved in the field.