The mental health of students has been receiving more and more social attention. This article explains that the student’s mental health has a wide influence, including but not limited to the academic aspect, social economic consequences, and public opinion. By organizing the existing literature, they summarize the important influence of focusing on students’ mental health and some bad behaviors caused by negative minds. Meanwhile, speculating the relevant factors of students’ mental health. The researchers use different ranges of data and methods to find and verify some factors that have a close relationship with students’ mental health. Some specific conclusions have concluded that mental health is related to the frequency of physical exercise, social media, and academic stress. By enumerating related factors, this article sums up reasonable education suggestions and prevention suggestions and emphasizes that society, schools, and families have the responsibility to pay attention to the prevention of mental illness. The aim is to help the follow-up research to develop and put forward some practical recommendations based on the existing conclusions. At the same time, this paper points out that the range of data collected in relevant studies is generally small, and these studies do not consider the factors in different aspects. This might cause errors in conclusions or inadequacy for general generalization. Follow-up researchers can target these issues, the sample from different districts and schools, and use weighted analysis methods to conclude. This will make the conclusions more general.