A system for performing somatosensory evoked potential monitoring during surgery, comprising: a stimulator configured to deliver an electrical stimulation signal to a peripheral nerve of a patient; at least one sensor configured to detect somatosensory responses evoked by said electrical stimulation signal; a control unit in communication with said stimulator and said sensor, said control unit being configured to (a) direct transmission of the stimulation signal, (b) receive the evoked somatosensory response data from the sensor, (c) automatically optimize signal parameters of the stimulation signal based on the evoked somatosensory response data; (d) assess spinal cord health by identifying a relationship between the somatosensory response to a first stimulation signal and a subsequent somatosensory response to a second stimulation signal wherein the relationship being at least one of a change in latency and a change in amplitude between the first somatosensory response and the subsequent somatosensory response, and (e) communicate the assessment to the user; characterised in that (f) the control unit is configured to direct transmission of a stimulation signal to at least 4 different stimulation sites each located on a different one of the patient's limbs and identify the relationship for each stimulation site; and (g) the control unit is configured to deliver initial stimulation to each of the 4 different stimulation sites each located on a different one of the patient's limbs and set an initial SSEP stimulus intensity based on the responses to the initial stimulation, (h) wherein the neuromonitoring system is configured to stimulate peripheral sensory nerves that exit the spinal cord below the level of surgery and then to measure the electrical action potential from electrodes located on the nervous system superior to the surgical target site. a stimulator configured to deliver an electrical stimulation signal to a peripheral nerve of a patient; at least one sensor configured to detect somatosensory responses evoked by said electrical stimulation signal; a control unit in communication with said stimulator and said sensor, said control unit being configured to (a) direct transmission of the stimulation signal, (b) receive the evoked somatosensory response data from the sensor, (c) automatically optimize signal parameters of the stimulation signal based on the evoked somatosensory response data; (d) assess spinal cord health by identifying a relationship between the somatosensory response to a first stimulation signal and a subsequent somatosensory response to a second stimulation signal wherein the relationship being at least one of a change in latency and a change in amplitude between the first somatosensory response and the subsequent somatosensory response, and (e) communicate the assessment to the user; characterised in that (f) the control unit is configured to direct transmission of a stimulation signal to at least 4 different stimulation sites each located on a different one of the patient's limbs and identify the relationship for each stimulation site; and (g) the control unit is configured to deliver initial stimulation to each of the 4 different stimulation sites each located on a different one of the patient's limbs and set an initial SSEP stimulus intensity based on the responses to the initial stimulation, (h) wherein the neuromonitoring system is configured to stimulate peripheral sensory nerves that exit the spinal cord below the level of surgery and then to measure the electrical action potential from electrodes located on the nervous system superior to the surgical target site. (a) direct transmission of the stimulation signal, (b) receive the evoked somatosensory response data from the sensor, (c) automatically optimize signal parameters of the stimulation signal based on the evoked somatosensory response data; (d) assess spinal cord health by identifying a relationship between the somatosensory response to a first stimulation signal and a subsequent somatosensory response to a second stimulation signal wherein the relationship being at least one of a change in latency and a change in amplitude between the first somatosensory response and the subsequent somatosensory response, and (e) communicate the assessment to the user; characterised in that (f) the control unit is configured to direct transmission of a stimulation signal to at least 4 different stimulation sites each located on a different one of the patient's limbs and identify the relationship for each stimulation site; and (g) the control unit is configured to deliver initial stimulation to each of the 4 different stimulation sites each located on a different one of the patient's limbs and set an initial SSEP stimulus intensity based on the responses to the initial stimulation, (h) wherein the neuromonitoring system is configured to stimulate peripheral sensory nerves that exit the spinal cord below the level of surgery and then to measure the electrical action potential from electrodes located on the nervous system superior to the surgical target site.