Lying down without dizziness, stand up dizziness consider the patient exists postural hypotension, postural hypotension consider the patient is autonomic nerve damage or due to atherosclerosis is heavier, the existence of subclavian artery blood stealing and so on, the treatment suggests that the patient’s position change should be slow. If the autonomic function is damaged due to postural hypotension, it is recommended that the patient wear elastic in the lower limbs, and pay attention to drink more water to avoid the blood pressure drop too low. If postural hypotension is caused by atherosclerosis and subclavian artery blood stealing, patients are advised to take oral statin drugs to lower lipids and protect the endothelium, and undergo surgical treatment if necessary. For patients suffering from postural hypotension, it is recommended to undergo regular vascular related checkups.