b'Psychiatrist Psychiatrist Thomas Schwartz, MD, discusses antidepressant withdrawal and ways to minimize it Thomas Schwartz, MD, discusses antidepressant withdrawal and ways to minimize it. Cardiologist. Cardiologist Harold Smulyan, MD, explains angiotensin and its relationship to blood pressure Harold Smulyan, MD, explains angiotensin and its relationship to blood pressure. Registered dietitian nutritionist. Registered dietitian nutritionist Maureen Franklin compares low-fat diets to low-carb diets. Maureen Franklin compares low-fat diets to low-carb diets.'