- 20 minutes after quitting = Blood pressure and heart rate begin to return to normal; blood circulation improves.
- 8 hours after quitting = Carbon monoxide levels return to normal.
- 24 hours after quitting = Risk of heart attack begins to drop.
- 1 week after quitting = Sense of smell and taste begin to improve.
- 3 months after quitting = Lung functions increase by 30%.
- 9 months after quitting = Smoker’s cough and shortness of breath fade away.
- 1 year after quitting = Excess risk of heart attack drops by half.
- 5 years after quitting = Risk of stroke drops to that of a nonsmoker.
- 10 years after quitting = Lung cancer death rate is about half that of a continuing smoker.
- 15 years after smoking = Overall risk of premature death from smoking related causes is now the same as a nonsmoker.
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