Headache and dizziness, weakness should first of all go to clear the cause, only after clear cause can the symptomatic medication, it is recommended to go to the hospital to identify the cause and give symptomatic treatment. First, it is possible that it is caused by high blood pressure. The main treatment is to lower blood pressure. If the patient’s blood pressure is too high, it may cause hypertensive encephalopathy, and the patient may also experience vomiting and blurred consciousness, as well as memory loss and lack of concentration. If necessary, cranial pressure-lowering treatment can be given, and commonly used drugs are mannitol and glycerol fructose. Second, it may be caused by the recent pressure of life and work, poor sleep, fatigue, mental tension and other factors, this situation can change the mood, improve sleep, need to exclude organic diseases. Third, is a cold cold fever caused by headache and dizziness, all weakness and other symptoms, you can eat some 9-9 cold medicine; Fourth, is the organic brain disease, such as cerebrovascular disease can cause headache and dizziness nausea and vomiting, limb weakness, it is recommended to improve the head CT or magnetic resonance, according to the cause of treatment. Usually should drink more water, pay attention to rest, ensure sleep, low salt and low fat diet, quit smoking and limit alcohol, adhere to exercise, improve physical fitness, can eat more fresh vegetables and fruits, avoid spicy and other stimulating food.