A comprehensive collection of sport-specific interval runs that can help coaches of any sport take advantage of the innumerable benefits of sound interval training. Includes all target and recovery time calculations, along with a progressive plan and weekly training options. Offers an introduction to interval training, and covers administering pre-established interval training workouts, altering/designing new workouts, progressive training, and features the comprehensive interval workout catalog (including 528 pre-established interval workouts). Also includes interval venue diagrams and descriptions, percentage speed charts, recovery time charts, sample workout recording forms, and more. Large format with hundreds of clear, easy-to-read and apply charts.