Amnesia is when a person doesn't remember what happened to him before? None🙌🏻 Only some types of this disease fit this description. Like psychogenic (a person only forgets traumatic events) and the most famous one - retrograde (does not remember events that happened before amnesia). In fact, there are several other significant and interesting (if I may say so) types of amnesia. Anterograde - the patient cannot remember new events, but remembers everything before the amnesia. Dissociative - the person forgets facts from his or her personal life, but "universal knowledge" persists. Fixative - memory impairment for current (more than a few minutes) events. Or here's another amnesia that every person has - childhood amnesia. After all, by and large we do not remember our own