The stimulating apparatus (1) for preventing urinary incontinence according to the invention includes an event switch (4) for inputting plural sets of urinary incontinence information; a stimulation condition setting unit (5) for setting a condition of stimulation on a living body to an arbitrary value, a stimulation intensity setting unit (3) for adjusting stimulation intensity to an arbitrary level, a central processing unit (6) having an event input judging unit (6d) for judging the plural sets of urinary incontinence information, and a storage unit (6b) for storing the urinary incontinence information, the stimulation conditions, and stimulation history information of a stimulation signal which is output, and a displaying device (7) for displaying the urinary incontinence information, the stimulation conditions, and the stimulation history information.