RecruitingClinical trialA Novel Repetitive Synchronized Associative Stimulation Neuromodulation Approach for Spinal Cord Injury PatientsThe purpose of this research is to explore the effect of magnetic stimulation to activate the brain, electrical spinal cord stimulation to activate spinal cord, and electrical muscle stimulation used to activate upper limb (arms), lower limb (legs) and trunk (stomach) muscles in people with spinal cord injury (SCI) and able-bodied subjects (without SCI).