Final answer:
The subject of this question is Health. Dr. Ornish reported a 91 percent reduction in chest pain attacks in patients placed on a plant-based diet, which falls under the field of medicine.
Step-by-step explanation:
The subject of this question is Health.
Dr. Ornish reported a 91 percent reduction in chest pain attacks in patients placed on a plant-based diet. Chest pain attacks commonly refer to angina, which is the pain or discomfort felt when the heart doesn't receive enough blood. The symptoms can include chest pressure, burning sensations, and shortness of breath that can spread to other areas like the arms, neck, and back.
This study on chest pain attacks and the impact of a plant-based diet falls under the field of medicine, specifically in the area of cardiology.
Learn more about Chest pain attacks