Achieving better swimming is a matter of swimming efficiently. While proper technique is the foundation of good swimming, it is often difficult to isolate a technique problem by simply swimming laps. Stroke flaws can slow a swimmer’s progress and can even lead to injury if continued over time. For these reasons, swimming drills have become a fundamental part of training at all levels of the sport. Drill practice is a swimmer’s primary tool in developing better stroke technique. The book is organized into sections covering the four competitive strokes: freestyle, backstroke, breaststroke and butterfly.