After 20 Minutes - Your heart rate drops.
After 12 Hours - Carbon monoxide level in your blood drops to normal.
After 2 Weeks to 3 Months - Your heart attack risk begins to drop. Your lung function begins to to improve.
After 1-9 Months - Your coughing and shortness of breath decrease.
After 1 Year - Your added risk of coronary heart disease is half that of a smoker’s
After 5 Years - Your stroke risk is reduced to that of a non-smoker’s 5-15 years after quitting.
After 10 Years - Your lung cancer death rate is about half that of a smoker’s. Your risk of cancers of the mouth, throat, esophagus, bladder, kidney and pancreas decreases.
After 15 Years - Your risk of coronary heart disease is back to that of a non-smoker’s.
After 20 Years-You start to participate the funeral of fellow smokers!