Improvements in your health begin even minutes after quitting, even if you have used tobacco for year
Blood pressure and pulse rate decrease.
2 Weeks-3 Months
Circulation improves and lung function increases.
Carbon monoxide and oxygen levels in the blood return to normal.
Coughing, sinus congestion, fatigue and shortness of breath decrease.
Risk of a sudden heart attack decreases.
Your risk of coronary heart disease is half that of someone who is still smoking.
Better sense of taste and smell.
Your lung cancer death rate decreases by nearly 50% compared to one-pack-per-day smokers.
See CDC's Tips from Former Smokers featuring real people suffering as a result of smoking and exposure to secondhand smoke.