He is most likely suffering from coronary heart disease.
Step-by-step explanation:
When the coronary arteries convert too thin leads to the occur of disease termed Coronary heart disease (CHD) . To the heart the coronary arteries provide oxygen and blood. CHD leads to evolve when cholesterol forms up on the vein walls, producing plaques. These plaques produce the arteries to narrow, diminishing blood flow to the heart.
A clot can sometimes prevent the blood flow, producing serious health dilemmas. These sediments consist of cholesterol and other loss products from cells. This development is called atherosclerosis. CHD can also start to shortness of breath. Here the symptoms of Raj clearly shows that he is suffering from CHD.