Have you been checked for GERD?
Swallowing a little ejuice can cause GERD, and coughing can be the way it manifests.
Even a lot of doctors don't know this, but all the specialists do.
PG makes me cough.
So do certain flavorings.
That is why I stick with high VG.
hmm…donna much of GERD…may be i should find out more….
now i'm vaping sub ohm….when vaping i feel ok. after stop like 10 to 20 min, i cough but not very hard and still got the chocking going on.