In a vital data utilization system (100), measurement systems (110) include a measurement unit (111) measuring the vital data of subjects, a clock unit detecting each measurement time at which vital data is measured and a communication unit (112) sending the vital data including measurement time to a server (120). Further, a server (120) includes a communication unit (121) receiving pieces of vital data from measurement systems (110), a vital data storage unit (126) in which vital data is stored, a value-added information making unit (123) making the value-added information indicating the geographical distribution of the vital data or the changes over time of the geographical distributions of the vital data based on vital data stored in the vital data storage unit (126) and a communication unit (121) providing the made value-added information to the measurement systems (110) and the PCs of service destinations.