- Cardiovascular, Renal and Pulmonary Medicine
- Cellular and Molecular Basis of Medicine
- Gastroenterological Sciences
- Medical Physiology
Dr. Walker teaches physiology at PCOM South Georgia. He enjoys mentoring and engaging in innovative sessions.
Dr. Walker is interested in finding and identifying markers for stress using physiological methods such as utilizing heart rates and hrv to recognize stress and possibly identify the onset of burnout.