Running competitions are events where individuals or teams race against each other over a set distance. These events can vary in length, from short sprints of 100 meters to long-distance races like marathons, which are 42.195 kilometers. Participants often train for weeks or months to prepare, focusing on speed, endurance, and technique. Competitions can take place on various surfaces, including tracks, roads, and trails. They are organized at different levels, from local community races to international events like the Olympics. Runners may compete for personal bests, medals, or prizes, fostering a spirit of camaraderie and sportsmanship.