Within 20 minutes of smoking that last
cigarette, the body begins a series of changes that
continue for years. All benefits are lost by smoking just
one cigarette a day, according to the American Cancer
Within 20 minutes...
- Ability to smell and taste is enhanced.
- Blood pressure drops to normal.
- Pulse rate drops to normal.
- Circulation improves
- Body temperature of hands and feet increases
Within 8 hours...
- Lung function increases up to 30 percent.
- Carbon monoxide level in blood drops to
- Oxygen level in blood increases to normal.
Within 24 hours...
Within 48 hours...
Within 2 weeks to 3 months...
Within 1 to 9 months...
- Coughing, sinus congestion, fatigue, and
shortness of breath decrease.
- Cilia (protective hairlike substance) regrow
in lungs, increasing the lungs' ability to
handle mucus, clean and filter waste or
harmful matter, and reducing infection.
Within 1 year...
risk of coronary disease is half that of a smoker.
Within 5 years...
- Lung cancer death rate for average former
smoker (one pack a day) decreases by almost
- Stroke risk is reduced to that of a
non-smoker within 5 to 15 years after
- Risk of cancer of the mouth, throat, and
esophagus is half that of a smoker's.
Within 10 years...
- Lung cancer death rate is similar to that of
- Precancerous cells are replaced.
- Risk of cancer of the mouth, throat,
esophagus, bladder, kidney and pancreas
Within 15 years...