It's important to you that H be interested in you and your life. Therefore he should be.
But I would hazard a guess that the reason he doesn't inquire after you is because he believes you're capable of handling things just fine. And that if you weren't, you'd say something about it. That's generally how guys are with each other so that's what he's used to. If you had a tendency in the past to not be able to handle things when a child was sick, or some other issue was arising, he probably would ask how you're doing more.
But hey, you've got us! How's S5 doing on his medication? How are you holding up? Are they managing to get by at work without you or are things going to be piled up and waiting when you get back?
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