1. Currently hospitalized

2. Resting heart rate ≥120 BPM

3. Resting systolic blood pressure \>180 mm Hg

4. Resting diastolic Blood Pressure \>100 mmHg

5. Self-reported history of unstable angina or myocardial infarction within the previous month

6. Previous cardiac surgery or condition that evidences ischemic heart disease

7. Cardiopulmonary complication such as COPD

8. Pregnancy determined by urine testing in sexually active females.

Effects of Intermittent Hypoxia (IH) on Metabolism and Dysglycemia, in Overweight/Obese Persons SCI