It definitely doesn't belong in health. It appears to be totally on topic for English. From the help center: "Word choice and usage" is on topic. I'd ask on their meta why your question doesn't apply.
I've left a comment on the question @-ting at one of the closers making my case. They may explain nuances I'm not catching, or they may agree and vote to reopen.
I'm opening (yet another) discussion about the question Why is salt being referred to as “sodium”? which is currently on hold as "This question does not appear to be about English language and usage within the scope defined in the help center."