In order to be able to analyze and give proper advice on sport techniques, it is important to understand the biomechanical and physiological demands of different sports. In a coaching situation, feedback to the athlete should be given without too much delay. Over the past decades, sensor technology-related to sports monitoring has developed with huge steps. Senors are lighter, data transmission is mostly wireless, and software applications are more user- friendly. This book is addressed to all kinds of sensors that are currently being used for monitoring different sports.