Cause hypertension risk factors which?

Under the etiology of hypertension is divided into two kinds : one called essential hypertension, also known as hypertension, about 95% of all hypertension, its etiology is unknown is the impact of various factors, enable the body to regulate blood pressure caused by dysfunctional; Another called secondary hypertension. Because the body is some special diseases, or about 5% -10% of the total. Well, what has caused Hypertension is a risk factor? The present view is : genetic factors, age, obesity, falls too much tension, smoking, drinking and so on.