There are many reasons for dizziness, headache and general weakness in patients: 1. Many patients will have the following experiences when they have poor sleep, exertion, poor rest or during cold or fever will have dizziness, headache and general weakness. In the above cases, it is mainly recommended that patients get sufficient rest and take symptomatic oral anti-cold medications to relieve them. 2. If an elderly person often has dizziness, headache, and general weakness, it may be caused by problems such as cerebral atherosclerosis and cerebral vascular stenosis. The symptoms can be clarified by doing transcranial Doppler examination, and the patient can be given oral ginkgo biloba extract tablets and Danzhen headache capsules to relieve the symptoms. 3. Many patients with headache, dizziness and general weakness may be related to the hot weather, for example, in summer, if the above symptoms occur in case of heat stroke. In this case, you must enter a cool, well-ventilated place in time to observe the condition, and if the symptoms gradually worsen and do not ease, you should consult a hospital for treatment.