M yopia is rapidly becoming a public health problem. Epidemiological studies have shown that the prevalence of myopia is increasing in developed economies society. Some of the factors that influence the occurrence of myopia which include heredity and duration of watching tv. This study uses an observational analytic study with cross taboo design or crosssectional study at students of elementary school 09 Tomang. Data were collected with a questionnaire. .Data analysis using SPSS version 17.0 and significance level of 0.05 were used. From the results of the study with 124 respondents, Chi-square analysis showed significant relationship between paternal heredity (p = 0.2), maternal heredity (p =0.31), father and mother heredity (p = 0.27) on the incidence of myopia. There was no relationship between duration of watching tv (0.85) and the distance of watching tv (0.9) with myopia. There is no significant relationship between duration of reading (0.97) and the distance of reading (0.14) with myopia. It can be concluded that there is no significant relationship between heredity oneor both parents, duration and the distance of watching tv, duration and thedistance of reading with myopia in students of elementry school 09 Tomang.