Events like marathons promote health and fitness by encouraging participants to engage in regular training and physical activity. Training for a marathon typically involves a structured program that includes running, cross-training, and strength workouts, leading to improved cardiovascular health, increased muscle strength, and enhanced mental wellbeing. Additionally, marathons often foster a sense of community, as participants join training groups, support one another, and celebrate their collective achievements, further motivating individuals to live healthier, more active lives.