Objective To understand the status and its familial influencing factors of adolescent well-being.Methods Using stratified multistage and random sampling method,the families with adolescence( 9-18 years old) from Jiangsu,Henan and Shaanxi were investigated with the questionnaire about the familial base situation,the parents and children's health behavior,their knowledge and skill about health and apperceive of well-being. Results 712 families were investigated,701 valid questionnaires about adolescent health...