Discover how blood-pressure is naturally regulated by the body.Discover how blood-pressure is naturally regulated by the body.  Whether you have low or high blood pressure, both can be corrected with some very simple supplements that address your concerns. To get to the root of the problem, you have to ask: what really causes you to become stressed out, or even angry or uptight? Stress and anger are often the factors that will elevate your blood pressure.  If you can understand why they upset you, you can begin to gain emotional control over your health.