Objective To investigate habits of junior high school students in Grade Two of High School Affiliated to Southwest University so as to provide a scientific reference for the development of healthy living habits of junior high school students.Methods 509 junior high school students in Grade Two were surveyed with self-made questionnaires about personal hygiene

public health

safety habits

life health

dietary hygiene

nutritional and dietary habits and the results were analyzed.Results The total number of students with healthy living habits was 262

accounting for 51.4%.The number of students with healthy personal hygiene was 474

accounting for 93.1%;among them

male students were 210

accounting for 41.3%and female students were264

accounting for 51.8%.469 students had good habits of public health

accounting for 92.1%;among them

boys were 212（41.6%）and girls were 257（50.5%）.471 students had good safety habits

accounting for 92.5%;among them

223 were male students

accounting for 43.8% and 248 were female students

accounting for 48.7%.294 students had good habits of life health

accounting for 57.8%;among them were 134（26.4%）male students and 160（31.4%）female students.The number of health habits of dietary hygiene was248

accounting for 48.8%.The number of students with good nutritional and dietary habits was 154

accounting for 30.3%.Conclusion The overall situation of living habits of junior high school students is not optimistic.Schools

families and communities should work together to educate students and help them to develop a healthy lifestyle in and outside the school

and students themselves should also pay attention to the education of healthy habits

which is the only way to promote their physical and mental growth.