1. A stimulation system comprising: an implantable cochlear stimulator comprising: a pulse generator that generates electrical stimulation pulses as defined by control signals; and an electrode array adapted to be inserted into a patient's cochlea and provide electrical stimulation pulses to the patient's auditory nerve based on the control signals; at least one microphone configured to sense and provide audio information; at least one balance sensor configured to sense and provide balance information; and at least one processor configured to generate control signals in response to the sensory information provided by the at least one microphone and the balance information provided by the at least one balance sensor.