I've heard about a CO2 therapy that could help normalize blood pressure and help people who are suffering from diabetes. It improves proper flow of blood throughout our body. Hypertension is a result of too much pumping of blood that causes the heart to be restless. Hypertension is a silent killer. This trans dermal device, doxyva will help manage the microcirculation of our body that lessens the risk of hypertension. If you want, you can browse it on the internet.