You'll get a small fall in blood pressure because of the stress reduction, because cortisol
controls vasodilation, but the hormonal effects come from tricking the subconscious mind.
One randomized, double - blind, placebo -
controlled trial has shown that oral magnesium supplementation (30 mmol elemental magnesium / d) for 6 mo resulted in a significant improvement in endothelium - dependent brachial artery flow — mediated
vasodilation in 50 patients with coronary artery disease (21), which indicates a direct effect of magnesium intake on endothelial function.