**3. Methods and Materials**

In this section proposed approach for identifying the factors affecting the health of students is presented. As it is very important to figure out that what are factors affecting the health of Figure 1 presents the main flow of the proposed approach main steps of the proposed approach is as follows:


Each of the steps is explained further in detail in the coming subsections.

**Figure 1.** Proposed flow AI-Based feature selection of factors affecting the health of students in COVID-19.
