Okay, real time here: Why do my children smell like vomit when I open their rooms at night to say check on them? They don’t usually smell badly. But that room … I clean their sheets, they’re not always sweaty, and it’s any time during the year. Even after a shower. The room just smells like sick. We leave the door closed until I kiss them again before I go to bed, and then we keep the door open. I don’t think there’s a lack of air …