Postural hypotension, also known as upright hypotension; long-term bedridden people focus on prevention; treatment first symptomatic treatment, and still do not relieve the medical examination. 1. Postural hypotension is compared with lying down, after standing up, systolic blood pressure drops about 20mmHg diastolic blood pressure drops about 10mmHg, the incidence of postural hypotension is higher in the elderly. The incidence of postural hypotension is higher in the elderly. It is often seen after a sudden change in body position and a sudden drop in blood pressure. 2. The prevention of postural hypotension mainly reminds long-term bed-ridden patients to avoid rapid change of body position, stand up slowly, and carry out slight limb activities before standing up; sleepers lie still for a few minutes after waking up, avoid waking up and getting up immediately, and sit beside the bed for a few minutes, and then gradually transition to standing up. 3. When postural hypotension occurs, patients should be instructed to lie down and rest immediately, avoid exercise, and drink appropriate amount of salt water. If the symptoms are still not relieved, you should immediately seek medical examination to clarify the cause of the disease, and according to the doctor’s instructions for treatment.