求翻译：社会医学不仅要认识心理活动、行为与健康的关系，而且要明确与健康相关的心理活动及行为产生、存在及改变的原因(cause)。是什么意思？

Social medicine not only to recognize mental activity, the relationship between behavior and health, but also to clear the mental health-related activities and behavior, the existence and causes of change (cause).

Community Medicine not only to recognize psychological activity, behavior and health, but also to clear the relationship between the health-related psychological activity and behavior and the causes of change, the existence (cause).

Not only the sociological medicine needs to know the psychological activity, the behavior and the health relations, moreover must be clear about with the health correlation psychological activity and the behavior has, the existence and change reason (cause).

Social medicine not only to understand the relationship of mental activity, behavior and health, and to clear the psychological and health-related activities and acts, and the causes of change (cause).

Social medicine not only to understand the relationship of mental activity, behavior and health, and to clear the psychological and health-related activities and acts, and the causes of change (cause).