How is heredity, malnutrition, neoplasm, and infection linked with heart disease?
Hereditary is proved to have links with your chances of getting heart disease. Fortunately there are measures which can be taken to stave the development of it. Good diet, exercise, weight maintainance, keeping cholesterol levels down (diet and drugs if need be). Infection can cause damage to the structures of the heart eg Rheumatic fever can damage the valves, or inflammation of the muscle or layers of the heart.