Not smoking facilitates smooth blood pressure control and slows the progression of hypertension. But not smoking can not play a role in lowering blood pressure. 1. Smoking is not conducive to the control of blood pressure. Nicotine contained in tobacco can thicken the inner lining of blood vessels, accelerate the progress of atherosclerosis, speed up the heartbeat, blood vessel contraction, which leads to an increase in blood pressure, so it is best not to smoke for people with high blood pressure. 2. non-smoking is conducive to stable blood pressure control, so that blood pressure control is stable, but lowering blood pressure is a long-term persistence of the process, but also need to analyze the specific circumstances of each case, on time and regularly take antihypertensive drugs is to help blood pressure down the key, do not arbitrarily discontinue antihypertensive drugs. Patients with high blood pressure are advised to lower their blood pressure correctly under the guidance of a doctor, try not to smoke, and develop good living and eating habits.