For couples, taking on the 75 Hard Challenge together can be a powerful way to strengthen their relationship while pursuing shared fitness and personal growth goals. The program encourages couples to hold each other accountable, which can enhance their commitment and provide mutual support. Workouts can be done together, and healthy meals can be planned as a team. The challenge also fosters communication and teamwork, as couples work together to overcome obstacles and stay on track. The mental toughness aspect of the challenge can help couples build resilience in their relationship as well.