The 75 Hard Challenge can support longevity by promoting habits that enhance physical health, mental resilience, and overall well-being. The program's structure encourages participants to engage in daily practices that support long-term health, such as regular exercise, proper nutrition, and mindfulness. By adhering to a healthy lifestyle for 75 days, participants can develop the discipline needed to maintain these habits for life. The challenge's emphasis on consistency and discipline helps individuals make lasting changes that can contribute to a longer, healthier life. The daily reading habit can include books on longevity and healthy aging, providing valuable insights into maintaining vitality and well-being over time.