For squatting and standing up with good dizziness, consider that the patient has postural hypotension. It can be seen in young women who usually have low blood pressure. Due to squatting, the blood gathers in the lower limbs, when suddenly stand up due to the low pressure of blood vessels, the patient can appear transient symptoms of insufficient blood supply to the brain, and dizziness can occur. Postural hypotension, clinically, can also be seen in patients with reduced vasodilatory function, such as elderly patients or Parkinson’s disease and multiple system atrophy, resulting in vascular autonomic function is impaired, the patient can have postural hypotension. It is recommended to avoid prolonged squatting, and if necessary, wear lower extremity compression stockings, which is conducive to lower extremity venous blood circulation. If necessary, the patient can also apply the medicine to improve postural hypotension, and can consider taking oral midodrine hydrochloride and other drugs.