Don't think this was only an Italian thing but remember having to wait an hour to go swimming? I hated that. An hour was so long. Nowadays I don't think anyone follows that rule.
TIS
Yes, that was a big deal. But it is physiologically good advice.
"Generosity. That was my first mistake." "Experience must be our only guide; reason may mislead us." "Instagram is Twitter for people who can't read."