walking

walking, activity that ranges from a competitive sport, usually known as race walking, to a primary and popular form of outdoor recreation and mild aerobic exercise. The technique followed in the track-and-field sport of racewalking requires that a competitor’s advancing foot touch the ground before the rear foot leaves the ground, and for this reason the sport is sometimes known as heel-and-toe racing. In all countries in the world—with the exception of England—and in the...