Even at my advanced age I still know how to enjoy myself!

我虽说是黄昏暮年，也还懂得如何找乐儿！

My mother died at an advanced age.

我母亲是年岁很高的时候去世的。

Her father died at an advanced age.

她的父亲在他老年时去世。

He is fortunate (in) living to such an advanced age.

他能活到这样的高龄真是幸运。

An advanced age is no excuse to give up on healthy habits!

年纪大可不是拒绝养成健康习惯的借口哦！