I know, it sounds ridiculous, but I'm worried.
For 20 years (he was elderly then!) he's been the one I look to to check when bin day is around BHs etc. This week he put all his bins out the day after the bin men had been. This might not be so odd if it was a week or two after a BH, but it's not
Do I need to "do" anything? He lives with his wife who's losing her sight but they both seem fit and active. They have a daughter who visits every couple of weeks.