Hypertension or high blood pressure is a chronic medical condition when the blood volume flowing through the arteries is increased. Heart failure, stroke, kidney damage are the usual results of an uncontrolled hypertension. Besides kidney diseases, hormonal in balances or hereditary factors, high sodium intake is also a probable cause of this condition. Studies reveal that mild restriction of sodium can produce definite fall in blood pressure. If you have hypertension, a low salt diet can be beneficial for you.