I think as humans live longer and longer, the youth years should expand correspondingly. I think nowadays one can easily live until 100 years old (at least I kn

I think as humans live longer and longer, the youth years should expand correspondingly. I think nowadays one can easily live until 100 years old (at least I know plenty of oldies in their late 90s around here in western europe). The 40s are the new 30s.