centenarian
![](https://www.indy100.com/media-library/scientists-discover-that-people-who-live-past-90-have-key-differences-in-their-blood.jpg?id=49812373&width=1200&height=600&coordinates=0,671,0,672)
Scientists find people who live past 90 have differences in their blood
Debi Johnson
Centenarians have become the fastest-growing demographic group in the world, with numbers approximately doubling every 10 years since the 1970s. ...
Centenarians have become the fastest-growing demographic group in the world, with numbers approximately doubling every 10 years since the 1970s. ...