Headache is sometimes the body issued a warning, unknown headache, should immediately see a doctor, to be examined to find out the exact cause ;
when headache accompanied by neck stiffness, fever symptoms ; or headache is sudden severe pain, like a second before it is okay, the next second is very painful, and accompanied by vomiting, neck stiffness, coma ; or headache hemiplegia, weakness, vomiting. The former may be meningitis, the latter may be subarachnoid hemorrhage ( especially young people ), and the last may be intracranial hemorrhage.
Another noteworthy problem is the headache caused by chronic subdural hemorrhage. Its symptoms are as varied as a thousand-faced girl. If the elderly has brain trauma, or even just accidentally falls, the head is hit by the door of the car or even the door of the home or the head of the bed. Within three months, if there are headache, limb hemiplegia, dementia, imbalance and other abnormal phenomena, they may be suffering from chronic subdural hemorrhage. Symptoms should be treated as soon as possible to avoid danger.
