The following are the main reasons to consider: 1. If a middle-aged patient has memory loss and cannot remember things, then we should ask the patient how the patient usually sleeps, whether there is anxiety or depression, whether there is excessive worry or laziness, there are some patients who are depressed or anxious, they are prone to memory loss and have head This time you can do the depression and anxiety scale to assess; 2, If the head suddenly can’t remember things, while there is slurred speech and dizziness, then we should do a cranial MRI to find out if the patient has acute cerebrovascular disease, such as infarction or hemorrhage in the brain lobes, because infarction or hemorrhage in the brain lobes can also affect the patient’s memory.