Imagine being asked where you were 10 years ago day and just exactly what you were doing; this sounds nearly impossible unless it was a milestone day in your life, however for the 33 people with confirmed hyperthymesia this is as simple as looking through individual frames of a movie, remembering details such as the clothes they wore, people they met and what was eaten for lunch.

Hyperthymesia, sometimes called superior autobiographical memory or HSAM, allows these unique individuals to remember events from their lives with a high level of accuracy and detail; the ability to recall a large number of personal events and experiences; this does not extend to events that happened to before they were born, memories from early in life, or in test