Why is my head numb?

Head numbness, usually the skin numbness of the head, mainly seen in the occipital nerve and trigeminal nerve eye branch lesions. Generally due to virus infection caused by peripheral neuritis, cervical spondylosis, trigeminal neuropathy, or autonomic nerve dysfunction. Normal in cold, fatigue, poor sleep, stay up late, alcohol abuse, mood swings, psychological disorders easily induced, in rest, improve sleep, adjust mood after can be relieved. Clinical scalp numbness can also be seen in acute cerebrovascular disease, including precursor symptoms of cerebral infarction, or cerebral hemorrhage, especially in middle-aged and elderly people. If head or scalp numbness is shown, brain CT or MRI should be done for screening.