The purpose of this study was to assess and investigate the change of health related physical fitness status of female students. An experiment research design was used for this study. Thirty two secondary school female students with age range between 15-17years were selected through simple random sampling method for the test and the exercise program(2days per week for 40 minutes in three months).The test items included modified push up, sit up, sit and reach, body mass index and one mile run tests. These were used to determine muscular strength, muscular endurance, flexibility, body composition, and cardio-respiratory endurance. The data collected were analyzed using statistical package for social sciences (SPSS) to test the hypotheses at 0.05 alpha levels. The data of the study were subjected to descriptive statistic of Mean and Standard deviation then a further analysis using paired t-test was used to analyzed differences between pre test and post test results of the students. The result of the study indicated that there was significant difference between pre test and post test of each health related fitness test components. Physical fitness improvement was observed due to regular physical activity engaged in training program.