If William Shatner can do it in his 80s, I'm pretty sure that a substantial fraction of the population can do it.
Don't get me wrong, Shatner has worked hard to keep himself in shape. And he didn't get to orbit. But if you keep in shape (and are rich or famous) it may be an option.
Don't get me wrong, Shatner has worked hard to keep himself in shape. And he didn't get to orbit. But if you keep in shape (and are rich or famous) it may be an option.