T The strength and endurance of a handgrip is a one of the ways that can be done to examinemuscle quality of a teenager as well their physical fitness. It’s also influenced by variousfactors, both internal and external in which the factors included body mass index, gender,age and smoking habits. Thus, the purpose of this study is to examine and to determine therelations between body mass index and the strength as well endurance of a handgrip of youthorganization in housing complex X.METHODThe Research design that is used throughout this study is analytic observational with crosssectional approach using consecutive nonrandom sampling that is conducted on 58 teenagerswithin 15-23 years old. The instruments used as an approach are including measuring bodymass index, grip strength, handheld endurance and questionnaire about cigaretteconsumption. The data is analyzed by the chi-square test using SPSS program with p <0,05.RESULTSThe result of handgrip strength of a weak category is 44,82%; normal category is 58,62%;strong category is 17,24%. Thereafter, the handgrip endurance of weak category is 55,17%;normal category is 41,37%; and strong category is 3,44%. Moreover, 29,31% for subjectsthat consumes cigarette frequently. There are no significant relations between gender andhandgrip endurance (p=0,297); body mass index and handgrip strength as well handgripendurance (p=0,373; p=0,868); cigarettes consumes and handgrip strength (p=0,424).Moreover, there are found significant relations between gender and handgrip strength(p=0,000) and between cigarettes consumes and handgrip endurance (p=0,011).CONCLUSIONThere are no significant relations between gender and handgrip endurance; body mass indexand handgrip strength as well handgrip endurance; cigarettes consumes and handgripstrength. Moreover, there are found significant relations between gender and handgripstrength and between cigarettes consumes and handgrip endurance.