Various studies have established the increased risk for cornary artery disease to be 2 to 3 times the risk of those who do not have hypertension. Cholesterol contributes to atherosclerosis, or what is commonly referred to as thickening and hardening of the arteries of the heart. As the levels increase, the risk of diseased blood vessels increases also. In a landmark study of over 5000 individuals, the Framingham Heart Disease Study established that elevated levels of cholesterol were a very significant factor in developing premature heart disease. Calculate your risk here.
Cigarette smoking is clearly a risk factor for developing coronary heart disease.
In fact, it is one of the most potent contributors to the disease. More importantly, it is also one of the factors that when reduced or eliminated, can clearly reduce the risk for disease development. Many statistical studies have concluded that smoking even one pack per day increases one's risk for coronary heart disease by 3 to 5 times over those who do not smoke. For more information about smoking risks and ways to quit click to the American Lung Association. Although the exact causes are not known, having elevated blood sugar is a risk factor for developing coronary artery disease.