>>7639793
Happens. Two weeks cessation really isn't long enough for much, though.
I quit almost 25 years ago and still get the occasional urge. ;-/
The cilia in your lungs will take a long time to recover … it's their job to move that shit out of there. And here's the real bite … your body has stored nicotine in your fat cells and will release it when your blood nicotine level gets low. Which may be the reason you are sick today.
I quit smoking a long time ago and supposedly am completely back to where I would have been if I never started. But urges to smoke don't happen to non-smokers.