ELI5 Sneezing - why our eyes water when a sneeze gets 'stuck'

Whats happening when a sneeze ‘gets stuck’? And then just burns your nose and makes your eyes water. Why do we get this odd "spacey" feeling just before we are about to sneeze?    ... We explain like i'm five!     Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: bomb_relief, lorenzo151515, crucesnm & macrosleep To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Send us an e-mail: [email protected]