Memory issues, here. I didn’t think I would have bad memory issues until just a while ago, I had a thought on the tip of my nose, but forgot it in seconds and how it took me minutes to recall it. That’s a key sign right there.
Some people have better memory in old age, like it’s unreal sometimes with what some of them can remember. While the average person forgets thoughts in moments.
The switch to progressive lenses happened far sooner than I was hoping.
Graying in the beard stayed away for a long time, and then in a matter of a year, decided to attack with all of its might. (Probably the same on my head too, but I’ve been shaving it forever so I wouldn’t know)
Heartburn troubles. Though that was less about ageing and more about gaining weight after quitting smoking twelve years ago.