1. It depends on the specific situation: whether a man's heart will change back largely depends on the reasons that led to his heart change, the current state of their relationship, and their personal values and emotional state.
2. The importance of communication and understanding: If both parties are willing to engage in sincere communication, understand each other's needs and feelings, and work hard to solve the problems that lead to distance in the relationship, it is possible to bring a man's heart back.
3. Personal growth and choices: Men may also realize what they truly want and make their own choices after experiencing changes. If he has already decided to take a different path, then his heart may find it difficult to fully return. Meanwhile, personal growth and self reflection are also key factors influencing this change.