![](https://assets.weforum.org/article/image/f67kM0j5t5youaaUtPV3O5Gus8CZ6T4r2VulpUwetcc.jpg)
Why do 'super-ager' octogenarians have such sharp memories?
Imagine a unique group of people in their ninth decade alive who have the memory ability of people 30 years younger. That's the case for a select group of octogenarians known as ‘super-ag...