What causes the brain to grow?

First of all, the head may be due to a long time of staying up late, not resting well, resulting in slow thinking, head hair stiff hair wood, in this case, it is recommended to develop a good schedule, go to bed before 11 o 'clock every night, sleep 8 hours a day, get enough sleep rest, this symptom will slowly ease. Secondly, the head may also be related to excessive sleep, long sleep, because sleep bedroom general air circulation is not very good, space is relatively narrow, after a long sleep will cause indoor carbon dioxide rise, causing brain hypoxia, causing brain hair symptoms, so sleep time every day as far as possible not more than 8 hours. Finally, there may be some disease caused by headache, headache severity or persistent headache will cause abnormal pain and cause brain hair wood situation, should be examined first, identify the cause before treatment.