Blood pressure 140/86mmHg in calm state is not normal, if exercise, nervous and excited situation may be normal. Normal blood pressure systolic blood pressure is 90 ~ 139mmHg, diastolic blood pressure is 60 ~ 89mmHg, blood pressure 140/86mmHg is abnormal blood pressure, belongs to the 1st level of hypertension (mild). Blood pressure 140/86mmHg, if it is young people, should pay attention to low-salt and low-fat diet, appropriate exercise, weight loss, avoid staying up late, quit smoking and drinking, daily habits, if the control is proper, and there are no special symptoms of the case can not be treated with oral medication. In the case of the elderly, regular monitoring can be done if there are no other symptoms and daily life is under control. There are many reasons for blood pressure 140/86mmHg, you should consult a doctor in time, improve the relevant examination to clarify the cause of the disease, under the formal guidance of the doctor treatment.