https://www.healthcentral.com/article/woke-tonight-gasping-breath-burped-several-abnormally-long-burps-felt-vomiting-not-sleeping-back-something-seldom-do-hickups
GERD

I Woke Up Tonight Gasping For Breath, I Then Burped Several Abnormally Long Burps. I Felt Like Vomiting But Did Not. I Was Sleeping On My Back, Something That I Seldom Do. I Now Have Hickups.

    Answered by Stephanie
    You should know: The answer above provides general health information that is not intended to replace medical advice or treatment recommendations from a qualified healthcare professional.