The causes of memory loss are as follows: First, it is seen in the elderly, with the age of brain atrophy, the memory function of the brain is impaired, there is always unable to remember things, clinically some patients will appear Alzheimer’s disease, the disease progresses, aggravates, the patient will have difficulty taking care of themselves; Second, always unable to remember things, clinically seen in the repeated occurrence of cerebrovascular disease, resulting in It is recommended that patients actively treat cerebrovascular diseases and start cerebrovascular secondary prevention to prevent recurrent cerebrovascular diseases; third, for the old inability to remember things, clinically it is also seen in trauma, especially concussion patients with retrograde amnesia, cerebral contusion, etc., resulting in the patient’s old inability to remember things, to find the cause, treatment to give patients nutrition Brain cells, improve brain cell metabolism.