Timeline after you quit smoking -1 day-1 week 1 month and so on

20 MINUTES

* Blood pressure drops to normal
* Pulse rate drops to normal
* Body temperature of hands and feet increases to normal

8 HOURS

* Carbon monoxide level in blood drops to normal
* Oxygen level in blood increases to normal

24 HOURS

* Chance of heart attack decreases

48 HOURS

* Nerve endings start regrowing
* Ability to smell and taste is enhanced

2 WEEKS TO 3 MONTHS

* Circulation improves
* Walking becomes easier
* Lung function increases up to 30 percent

1 TO 9 MONTHS

* Coughing, sinus congestion, fatigue, and shortness of breath decrease
* Cilia regrow in lungs, increasing their ability to handle mucus, clean the lungs, and reduce infection
* Body's overall energy increases

1 YEAR

* Excess risk of coronary heart disease is half that of a smoker

5 YEARS

* Lung cancer death rate for an average former smoker (one pack a day) decreases by almost half
* Stroke risk is reduced to that of a non-smoker five to 15 years after quitting
* Risk of cancer of the mouth, throat, and esophagus is half that of a smoker's

10 YEARS

* Lung cancer death rate is similar to that of a non-smoker
* Precancerous cells are replaced
* Risk of cancer of the mouth, throat, esophagus, bladder, kidney, cervix, and pancreas decreases

15 YEARS

* Risk of coronary heart disease is that of a non-smoker