Grade 1 hypertension belongs to mild hypertension, which is not too serious at present, it refers to systolic blood pressure in 140-159mmHg, diastolic blood pressure in 90-99mmHg. patients with grade 1 hypertension can temporarily do without antihypertensive drugs and control their blood pressure by improving their lifestyle, including the following aspects: first, reduce weight, to control the body mass index below 24. Second, reduce the intake of sodium, each person, the daily intake of salt does not exceed 6 g. Third, to eat more fresh vegetables and fruits. Fourth, reduce fat intake, such as cooking to reduce the amount of cooking oil, to eat less or do not eat fatty meat and animal offal. Fifth, to quit smoking and limit alcohol. Sixth, to increase exercise, exercise is conducive to weight loss, but also to improve the cardiovascular regulation of adaptive capacity. Seventh, to reduce mental stress, to maintain a positive attitude.