Hypertension is a disease whose main symptom is an elevated arterial blood pressure. The basis of hypertension is increasing tension of the walls of small arteries, resulting in a reduction in their lumen, obstructing the promotion of blood vessels. The pressure of blood on the walls of blood vessels increases (Dahlof, 2002). Hypertension is a major strength for the heart, which responds by increasing your muscle mass (left ventricular hypertrophy) to deal with the exertion. This increase in muscle mass turns out to be harmful because it is not accompanied by an equivalent increase in blood flow and can cause ...