Correlation between Body Mass Index and Physical Activity on Menstrual Cycle in Young Adult Rasyid Hasmawati1, Ahsaniyah Andi Besse1, Rini Ita1 1Faculty of Medicine, Hasanuddin University, Jl. Perintis Kemerdekaan Km.10, Makassar, 90245. Sulawesi Selatan, Indonesia Online published on 30 April, 2019. Abstract Menstrual cycle disorder are an important indicator showed the presence of reproductive system disruption. The body mass index (BMI) and physical activity are among factors caused menstrual cycle disorders. This study aimed to determine relationship between BMI and physical activity and menstrual cycle in young adults. This study was used analytic observational research design by using cross sectional method. The study population were female students in Faculty of Medicine, Hasanuddin University which total of 306 students in 2014. Meanwhile, the study sample sizes were 76 female student that met the inclusion criteria such as students in 2014 and willing to be study respondents. The data was collected included BMI level using Asia Pacific Cohort Collaboration classification table, physical activity was using International Physical Activity Questionnaire and the menstrual cycle using the observation sheets. The result found relationship between BMI toward menstrual cycle had p-value=0.001. Meanwhile, the statistical test on relationship between physical activity toward menstrual cycle had p-value=0.023. Top Keywords Female students, International physical activity questionnaire, Oligomenorrhea, Obesity, Polymenorrhea, Underweights. Top |