The Ironman triathlon is a long-distance race that consists of three main segments: swimming, cycling, and running. Participants start with a 2.4-mile (3.86 km) swim, followed by a 112-mile (180.25 km) bike ride, and finish with a 26.2-mile (42.20 km) marathon run. Athletes must complete the entire race within a specific time limit, usually 17 hours. This challenging event tests endurance, strength, and mental toughness. Ironman races are held worldwide, attracting both professional and amateur athletes. Completing an Ironman is considered a significant achievement in the world of endurance sports.