Provided is a massage machine which can exactly evaluate whether or not physical condition of a treatment subject is improved after a massage is performed. A massage machine 10 includes a treatment unit 14 that performs treatment with respect to a treatment subject, and an evaluation portion 22 that performs an evaluation confirming that physical condition of the treatment subject is improved after the treatment compared to before the treatment, when a first index indicating variation of activity of a parasympathetic nervous function of the treatment subject increases after the treatment compared to before the treatment and a second index indicating variation of activity of a sympathetic nervous function of the treatment subject increases after the treatment compared to before the treatment.本發明提供一種按摩機,其能準確地評估藉由實施按摩是否使被施療者之身體狀況得到改善的按摩機。按摩機10具備:施療部14,其對被施療者進行施療;及評估部22,其當表示施療前後被施療者之副交感神經功能之活性度的增減的第1指標增加、且表示施療前後被施療者之交感神經功能之活性度的增減的第2指標增加時,評估為施療前後被施療者之身體狀況得到改善。