自杀作为一个日益突出的社会问题。已引起了社会各方的重视,很多国家的心理学者对其进行了不同角度和不同程度的研究。文章根据近几年国内外对自杀的研究。从自杀的概念、成因和防治方面进行系统研究。 Suicide is an increasingly prominent social problem. Has attracted the attention of all sectors of society, psychologists in many countries carried out different angles and different degrees of research. According to the research of suicide at home and abroad in recent years. From the concept of suicide, causes and prevention aspects of systematic research.