It’s known that sneezing is a reflex to prevent dust or nose hairs or whatever from getting down into the lungs, but why do people and animals sometimes get hiccups? What function does that serve, and what causes them?
Also, bonus points for any random useful tips on how to make hiccups go away…
I believe I read that it helps with lung development when the fetus is swimming in the water in the womb or something like that. But otherwise not really useful.