The difference between memory loss and dementia is as follows: 1. In normal memory loss, first of all, one is aware of oneself and will feel anxious because of one’s memory loss; at the same time, even if one forgets something, after a reminder, or after some time, the patient will remember it again and will pay attention to this problem, while replacing one’s forgetfulness with note taking; most importantly, one’s daily living ability is not diminished, and a normal forgetful person can The most important thing is that their daily living ability is not diminished, and a normal forgetful person can take care of himself or herself and can basically do his or her job; 2. If a dementia patient forgets something, he or she forgets everything and will not remember it again, and will not acknowledge the existence of this matter even if reminded by bystanders; in addition to memory loss, dementia patients are accompanied by a decrease in their ability to judge things, and their behavior will also be abnormal, especially their ability to perform daily living; patients’ use of tools, smart phones or phone calls, and money management will The patient’s ability to use tools, such as smartphones, phone calls, and money management, can be affected, and he or she has difficulty performing tasks that he or she would otherwise be able to do.