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  Isolated systolic hypertension (ISH) is the result of stiffening of the arteries. ISH is different in its cause from humoral or diastolic hypertension in that humoral hypertension is the result of vasoconstriction of arteries from stress and other hormones; it is reversible to a point whereas ISH is the end result of advanced arteriosclerosis whereas...

  Vascular stiffness can be measured in an artery of the finger to assess vascular stiffness, which is a measure of arteriosclerosis in the aorta as well as in the rest of the body. An article published in the August issue of the American Journal of Physiology, documented the validity of this simple test in predicting arteriosclerosis even in the...