To prevent and treat hypertension, we must first pay attention to a low-salt, low-fat diet, avoid overeating, strictly limit salt intake to within 3g per day, eat more food rich in potassium and calcium ions, eat more fresh vegetables and fruits, and eat more soy products and food with more coarse fiber as appropriate. Usually should pay attention to strengthen physical exercise, participate in outdoor sports, you can choose jogging, brisk walking, swimming, cycling, playing tai chi, etc., long-term exercise is conducive to promoting blood circulation, improve blood vessel elasticity. We should pay attention to quit smoking and limit alcohol, avoid staying up late, develop good habits, and also maintain a good mood to avoid tension, anxiety and mood swings. Control risk factors, such as diabetes, hyperlipidemia, obesity, must be indicators of normal control.