Like many other heart disease sufferers, especially those taking niacin as this supplement can raise blood sugar, I routinely (perhaps once per year) have my fasting blood sugar tested to remain on guard for diabetes and pre-diabetes.  As most of us are already aware, diabetes as well as any form of elevated blood sugar, is a significant risk factor for cardiovascular disease.  Given the ubiquity of the fasting blood sugar test as a measure of both endocrine and heart health one would think...