Dry cough from smoking?

Ok so i used to smoke cigs kinda regularly like 4 or 5 a day about a year ago but recently ive cut way back. now i only have like 4 twice a week when i drink. however i never used to have a dry cough but now i feel like i always have this dry cough nothing ever comes up my throat is just irritated and feels like... show more Ok so i used to smoke cigs kinda regularly like 4 or 5 a day about a year ago but recently ive cut way back. now i only have like 4 twice a week when i drink. however i never used to have a dry cough but now i feel like i always have this dry cough nothing ever comes up my throat is just irritated and feels like i have to cough. is this normal? i mean i didnt know that smoking 4 cigs in one night would cause a smokers cough for 2 or 3 days. is it possible its not the cigs and there is something actually wrong with me or is a dry cough not much to worry about? i dont think its asthma cause i can exercise pretty easily (like run 3 miles w/o stopping) and i dont think its emphzema cause im too young (21 yrs). anyways im not really scared just irritated so any help wpuld be appreciated...im gonna stop smoking all together though im graduating college this may and its time to grow up haha
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