The aim of this research was to study the effects of resistance exercise using water bottles on bone mineral density(BMD) and aging-related hormone in the rural elderly women. The subjects of this research were 13 elderly without any metabolic diseases and haven't had regular and vigorous physical activities, aged over 65. Subjects have participated in exercise program on a as dumbbell enforcement exercise of the whole body resistance exercise using water bottles 3 times a week for 60 minutes for 12 weeks. All subjects of this study were examined the changes in bone mineral density and aging-related hormone(growth hormone, estrogen, melatonin). The results of the study were as follows; The result bone mineral density and growth hormone, estrogen a were significantly increased. These results suggest that resistance exercise using water bottles appeared to effect of bone mineral density and some aging-related hormone in the rural elderly women.