For just about his entire life, Ron Smith has been a subject of a scientific inquiry. At birth, in 1972, he was studied by scientists, and then assessed again at age three to document his physical fitness, mental health and intelligence. Every few years after that, he has returned to be poked, prodded and tested in the name of science. This year, Smith will turn 45.

https://gizmodo.com/welcome-to-the-town-that-is-trying-to-cure-aging-1794006390