A soft-tissue-injury diagnostic system for diagnosing soft tissue injury within a patient, the soft-tissue-injury diagnostic system comprising: a set of hand-held inclinometers comprising a main unit and an auxiliary unit, the inclinometers configured and arranged for placement in proximity to two ends of a patient body portion that moves along a patient joint at one end of the body portion such that the main unit is positioned in proximity to the joint and the auxiliary unit is positioned along the patient body portion that moves along a patient joint, the inclinometers configured and arranged for measuring angles formed between the main unit and the auxiliary unit during controlled patient movements of the joint; a dynamic surface electromyograph ("sEMG") module and at least one set of measuring electrodes electrically coupled to the dynamic sEMG module, the measuring electrodes configured and arranged for coupling to an exterior portion of the patient in lateral proximity to a plurality of levels of the patient's spine along the body portion that moves along the joint, the at least one set of measuring electrodes configured and arranged for measuring action potentials along patient muscle groups beneath the measuring electrodes during the controlled patient movements of the joint and transmitting the measured action potentials to the dynamic sEMG module; a hub configured and arranged for receiving the data collected from the inclinometers and the dynamic sEMG module during the controlled patient movements of the joint and processing the received data into at least one displayable image; and a visual display electrically coupled to the hub, the visual display configured and arranged for receiving and displaying the processed data from the hub; characterized in that a plurality of spaced-apart light-emitting diodes are positioned on the bodies of each of the main unit and the auxiliary unit, and wherein the plurality of light-emitting diodes indicate degree markings and are arranged to enable the user to view the measured angles between the main unit and the auxiliary unit. a set of hand-held inclinometers comprising a main unit and an auxiliary unit, the inclinometers configured and arranged for placement in proximity to two ends of a patient body portion that moves along a patient joint at one end of the body portion such that the main unit is positioned in proximity to the joint and the auxiliary unit is positioned along the patient body portion that moves along a patient joint, the inclinometers configured and arranged for measuring angles formed between the main unit and the auxiliary unit during controlled patient movements of the joint; a dynamic surface electromyograph ("sEMG") module and at least one set of measuring electrodes electrically coupled to the dynamic sEMG module, the measuring electrodes configured and arranged for coupling to an exterior portion of the patient in lateral proximity to a plurality of levels of the patient's spine along the body portion that moves along the joint, the at least one set of measuring electrodes configured and arranged for measuring action potentials along patient muscle groups beneath the measuring electrodes during the controlled patient movements of the joint and transmitting the measured action potentials to the dynamic sEMG module; a hub configured and arranged for receiving the data collected from the inclinometers and the dynamic sEMG module during the controlled patient movements of the joint and processing the received data into at least one displayable image; and a visual display electrically coupled to the hub, the visual display configured and arranged for receiving and displaying the processed data from the hub; characterized in that a plurality of spaced-apart light-emitting diodes are positioned on the bodies of each of the main unit and the auxiliary unit, and wherein the plurality of light-emitting diodes indicate degree markings and are arranged to enable the user to view the measured angles between the main unit and the auxiliary unit.