With up to 28 test directions the DIERS myoline is a compact solution for recording and documentation of all posture-relevant muscle strength parameters. As a whole body measurement system, the DIERS myoline unites several conventional devices and offers the user a considerable savings of time, because all measurements can be executed while the patient is sitting in the seat and a new positioning is not necessary. The device was developed and tested in a university environment. Its solid construction guarantees reliable measurement results. Aside from recording diagnostic measurement parameters, the system is also ready for biofeedback therapies. The measurement results of the DIERS myoline and DIERS formetric jointly form the basis for the medical training therapy DIERS body balance.