The 75 Hard Challenge is designed to facilitate personal transformation by encouraging participants to push their physical and mental limits. The structure of the program promotes discipline, consistency, and self-reflection, all of which are essential for personal growth. Participants are required to engage in two workouts a day, follow a diet, and avoid cheat meals and alcohol, which cultivates self-discipline. The daily reading habit encourages continuous learning and introspection. By adhering to the strict guidelines of the challenge, individuals can experience significant personal transformation in terms of physical fitness, mental resilience, and overall well-being.