There are many reasons for the sudden feeling of woodiness in the head of patients, the most common clinically is the sudden feeling of woodiness in the head when nervous, which is a normal physiological phenomenon, related to the emotional and psychological factors of patients. Many people in the brain overuse or extreme fatigue of the body, there will also be a feeling of head wood, through the adjustment can be alleviated. If an elderly person suddenly feels a feeling of numbness in the head, it may be related to insufficient blood supply to the brain or cerebral vascular spasm, or it may be caused by elevated blood pressure, and such patients are recommended to improve blood pressure, blood flow, and transcranial Doppler examination to clarify.