Blood Related Disorders
What is Hypertension :
The normal blood pressure is 120 mm Hg (systolic) and 80 mm Hg (diastolic). Hypertension or high blood pressure is the occurrence of persistent systolic arterial blood pressure of more than 140 mm Hg and diastolic arterial blood pressure of more than 90 mm Hg.
Excessive high blood pressure of about 220/120 mm Hg may cause rupturing of blood vessels of eyes (causing blindness), kidneys (nephritis) and brain (stroke or paralysis). Hypertension is caused by several factors like arteriosclerosis, atherosclerosis, obesity, physical or emotional