Upper Extremity Training for Chronic Cervical Spinal Cord Injury

Inclusion Criteria:

* 18 years of age.
* spinal cord injury for greater than or equal to 6 months.
* spinal cord injury at a cervical neurologic level of injury.

Exclusion Criteria:

* ventilator dependent.
* history of fractures.
* pressure sore or skin issues.
* history of illicit drug abuse.
* history of cardiac, respiratory, bladder, renal or other medical disorder unrelated to spinal cord injury.
* bladder Botox injections less than 12 months prior.
* muscle Botox injections less than 12 months prior.
* colostomy bag or urostomy.
* implanted pump (i.e., baclofen pump, pain pump, etc).
* If I am female: I am pregnant at the time of enrollment or planning to become pregnant during the course of the study.
* unable to wean from anti-spasticity medication.
* contraindications to MRI imaging (pacemaker, metallic foreign body, aneurysm clip, etc.)