<p>The pedometer (100) is equipped with: a physical activity amount-acquiring unit (11) that acquires the amount of bodily physical activity of the person being measured; a physical activity age-acquiring unit for acquiring, using the basal metabolic rate and somatic information about the person being measured, the physical activity age, which represents the standard age of people having the same amount of physical activity as the amount of physical activity acquired in a unit period of time; and an output-processing unit (18) that outputs information pertaining to the acquired physical activity age.</p>
