GO! St. Louis offers a variety of events for all ages and fitness levels, in an effort to inspire the metro St. Louis region and beyond to get fit. Whether you choose to run or walk a marathon or compete in a 5K for the first time, it’s all about the desire to improve your fitness level. The great thing about participating in a GO! St. Louis event, is that every participant that crosses the finish line receives a medal. Young or old, fast or slow, everyone is a winner.