There are many causes of dizziness and memory loss. The common causes are the following: 1, lack of sleep, mostly seen in insomnia, people with rich night life or night shift workers. Dizziness can be relieved by improving the quality of sleep, if caused by poor sleep quality, the usual routine. 2, cold, most of which is caused by cold or viral infection. Common clinical symptoms are nasal congestion, weakness, drowsiness, headache, etc. 3, cerebral artery blood supply deficiency, can be accompanied by headache, limb numbness and other symptoms, more common in middle-aged and elderly patients, can check the blood pressure, blood lipids and other sure, hypertension, cervical spine disease, anemia, etc. can also cause the above symptoms. Dizziness and memory loss are clinical symptoms of a variety of diseases, so it is best to go to the hospital to further confirm the diagnosis, and then treat the symptoms after the diagnosis.