You'd be amazed at how many calls I get after 5 PM my time.
All the more reason to sleep later.
I think some people do change with age. I suppose it may to some extent be attributable simply to being more wakeful for no particular reason, but usually, I think, it's because of getting up to go to the bathroom a couple of times, and perhaps being bothered by arthritis or other minor age-related ailments. I suppose it's also possible one might be taking meds that impair the quality of one's sleep.
You lived in Italy as I understand it and they are on a different clock then us.
Not really, though they don't show up at work before eight, far as I know. They do eat dinner later; never before eight, and if you live in Rome or further south, you can make that 10...