I am coughing last one month at first week i noticed small blood in my early morning cough and also wheezing,Went to general doctor he did xray it was normal.And after two week i have pain under my last rib and also same in back side.Last year also i had this 4 to 5 days coughing up blood then myself got fear and did CT scan it was normal.I used to smoke for 7 years daily one cigarette.Still cough is here but now its much better before.But that pain is making me fear my wife is pregnant now i want to see my baby i dont want to die i am getting fear of lung cancer.I am 29 now coming august going to 30.