The main purpose of this study was to investigate the Physiological Benefits in the regular elderly exercise behavior. The data were collected from 207 elderly who participate in the regular exercise in public garden of Tai-chung. Chi-square, Data obtained included structure questionnaires and Physical Performance tests. The questionnaire included background of the elderly. Physical Performance tests contained body fat, one side foot stand test, bar-gripping, knee extensor/flexor test, sit-and-reach test, agility, step test. The data was analyzed through the methods of t-test, one-way ANOVA, The results understood evaluate the effects of different types of exercise on physiological benefit. It was expected that the result of this research suggest could addition to advocate the benefits of regular exercise, introduction of the appropriate and easy exercise for the elderly are also important to encourage their regular exercise habit.