a blood pressure of 140/90 or higher. hypertension usually has no symptoms. it can harm the arteries and cause an increase in the risk of stroke, heart attack, kidney failure, and blindness. also called high blood pressure.
a blood pressure of 140/90 or higher. high blood pressure usually has no symptoms. it can harm the arteries and cause an increase in the risk of stroke, heart attack, kidney failure, and blindness. also called hypertension.