I had the same problem last night ... after me and my husband..... but this is not the first time it has happend theres times it does it for no reason and I cant breath it hurts so bad but i try not panic hoping it goes away well last night it did it for 2 hours I have no health problems I dont smoke and I have one cup of coffee a day but I did notice I ate alot of salt wondering if that could be the problem ........ I go to the Dr.s today so maybe they can tell me something