“…Physical SHS explore the human’s health history or illness status whereas psychological SHS mainly related with mental conditions, such as depression, anxiety, or chronic fatigue including mental health condition. 33 Therefore, this study combined the actual situation of Chinese students based on the Chinese scholars’ studies and the current knowledge of sub-health theories regarding factors affecting the SHS. 30 , 34 The factors affecting SHS are divided into self-factors (Gender, ethnicity, Body Mass Index (BMI), grade, whether they are only children, time spent on school, sleep time, learning burden, frequency on exercise, internet surfing, smoking habit, alcohol consumption, diet, seeking help, personality, etc), family factors (family location, family structure, parental expectations, parental education, the annual income of family, level), school factors (key high school and ordinary high school), and other factors (student source, interpersonal relationship) etc ( Table S1 ).…”