What is the cause of brain swelling and dizziness?

First of all, high blood pressure will show the condition of brain pain, which is caused by the corresponding increase in intracranial pressure caused by increased blood pressure. Secondly, there are more common reasons for brain lesions, when the brain blood supply is insufficient, cerebral arteriosclerosis, cerebral artery stenosis or cerebral hemorrhage and other diseases occur, causing brain tissue to show ischemia, hypoxia, and brain pain. In addition, brain impact or carbon dioxide poisoning will also show the above symptoms. Again, some bad eating habits and living habits, such as excessive drinking caused by accelerated blood circulation in the head, or drinking coffee, strong tea and other drinks, or because of fatigue caused by lack of sleep, will also show brain pain dizzy situation.