Part 2/9:
HSAM, first identified in the early 2000s, is so rare that only about 100 confirmed cases exist worldwide. Among them is Emily Nash, an 18-year-old from Ottawa, Canada, who has captured attention not only for her impeccable memory but also for her role in ongoing scientific research. From recalling the dates of significant cultural events to remembering personal milestones with precise detail, her memory works like an internal calendar that allows her to "rewind" through her life.