How come middle-aged men aren't as scared of dying alone as women are?

I mean, while women are doing everything they can to make sure they have friends and partners around them when they're older, men don't go out of their way to ensure that they too have people around them. It's not fair to see men just enjoying life while women constantly worry about being loved. What can I do to make some of these men more appreciative of women that show interest in them when these men are clearly passed their expiry date?

How come middle-aged men aren't as scared of dying alone as women are?
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