Menopause increases the risk for women independent of age. Prior to menopause, the risk of Coronary Artery Disease (CAD) for women lags behind the risk for men. After menopause, women have similar risks of CAD as men of the same age. The functional and morphological alteration in endothelial cells is critical to atherosclerotic process. After menopause, marked decline in Estrogen and Nitric Oxide (NO) levels takes place. Estrogen exerts its various CAD protective actions by arterial endothelium sex steroid receptors. Nitric oxide released from vascular endothelium is one of most known...