It’s the most exciting challenge a runner can face: that first big marathon. With this practical guide to everything from physiology to great gear—now updated for this third edition—novices can train themselves up from scratch to their first six mile race and then on to half, full, and ultra-marathons. Full-color diagrams, detailed text, fact-filled charts, and superb action photographs explain running science in an accessible and inspiring way. All the crucial information is here: an analysis of how muscles work and injuries occur, advice on choosing the right running shoe, suggestions for a proper runner’s diet, plus practical training schedules and pacing tables for measuring progress. Even an absolute beginner will be ready to take on that big run in six months!