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Within 20 minutes...

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Full Report in Adobe Acrobat Format (PDF Logo PDF-240K)


Within 20 minutes after you smoke that last cigarette, your body begins a seris of changes that continue for years.

20 Minutes After Quitting
Your heart rate drops.

12 hours After Quitting
Carbon monoxide level in your blood drops to normal.

2 Weeks to 3 Months After Quitting
Your heart attack risk begins to drop.
Your lung function begins to improve.

1 to 9 Months After Quitting
Your Coughing and shortness of breath decrease.

1 Year After Quitting
Your added risk of coronary heart disease is half that of a smoker’s.

5 Years After Quitting
Your stroke risk is reduced to that of a nonsmoker’s 5-15 years after quitting.

10 Years After Quitting
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.

15 Years After Quitting
Your risk of coronary heart disease is back to that of a nonsmoker’s.
 


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This page last reviewed June 14, 2004

United States Department of Health and Human Services
Centers for Disease Control and Prevention
National Center for Chronic Disease Prevention and Health Promotion
Office on Smoking and Health