What is the sign of numbness in the back of the head

The numbness in the back of the head is first considered to be caused by trauma. If the trauma is discharged, it may be cervical spondylosis or a sign of cardiovascular and cerebrovascular diseases. You can be admitted to the hospital for examination. If cervical spondylosis, you can treat it through physical therapy. If cardiovascular and cerebrovascular diseases, symptomatic treatment is required after diagnosis.