Background & Objectives: R eligion and its guidelines have important role on the mental health of people. Many studies show that moral and religious beliefs and behaviors lead to mental relaxation and pleasant living. Religious person shall try to be more helpful and successful in all fields of cultural, social, political and economic life. The aim of this article is to elucidate the role of mental health in the Holy Quran.

  Methods: This study was performed by the library field based on the results of the existing related researches and reliable sources.

    Results : If the human psyche is not understood, he could not achieve his perfection and maturity. It is because of lack of knowledge about the mental and spirit damages. How we can understand self and psyche and which information source is the best to refer?

  From the viewpoint of Quran, the first way to deal with psychological stress is back to human nature which is the base of mental relaxation. Avoid of human nature could lead to moral disorders. Therefore in Islam, regarding human nature is considered to improving mental health.  

  Conclusion: According to our discussion, one of the best and most reliable ways for maintaining and improving mental health includes spiritual beliefs and using concept of God in Holy Quran.