Wouldn't this have just been a good time to say that he wears a mask, instead? He's supposed to put everything under the tree when no one's around anyways, so he's practicing physical distancing and would also be wearing a mask. Maybe that's a lot of thought for something like this but I'd also imagine that they'd be willing to do that if they're willing to make a statement.

And here I was thinking that obesity was a comorbidity. Stupid lucky elf genetics.