<P> Coronary artery disease ( CAD ) , also known as ischemic heart disease ( IHD ) , refers to a group of diseases which includes stable angina , unstable angina , myocardial infarction , and sudden cardiac death . It is within the group of cardiovascular diseases of which it is the most common type . A common symptom is chest pain or discomfort which may travel into the shoulder , arm , back , neck , or jaw . Occasionally it may feel like heartburn . Usually symptoms occur with exercise or emotional stress , last less than a few minutes , and improve with rest . Shortness of breath may also occur and sometimes no symptoms are present . In many cases , the first sign is a heart attack . Other complications include heart failure or an abnormal heartbeat . </P>
<P> Coronary artery disease ( CAD ) , also known as ischemic heart disease ( IHD ) , refers to a group of diseases which includes stable angina , unstable angina , myocardial infarction , and sudden cardiac death . It is within the group of cardiovascular diseases of which it is the most common type . A common symptom is chest pain or discomfort which may travel into the shoulder , arm , back , neck , or jaw . Occasionally it may feel like heartburn . Usually symptoms occur with exercise or emotional stress , last less than a few minutes , and improve with rest . Shortness of breath may also occur and sometimes no symptoms are present . In many cases , the first sign is a heart attack . Other complications include heart failure or an abnormal heartbeat . </P>
what type of disease is coronary heart disease
what type of disease is coronary heart disease
cardiovascular
cardiovascular