Smoking Pack-Year Calculator

Calculate your smoking pack years instantly using our free Smoking Pack-Year Calculator. Estimate your lifetime tobacco exposure and understand your potential risk for COPD, lung disease, and lung cancer.

20 cigarettes = 1 pack

Smoking Assessment

Smoking Pack Years

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Low • Moderate • High • Very High
Risk Level

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Recommendation
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Enter your smoking information to calculate your smoking pack-years.

Smoking Health Information

COPD Risk --
Lung Cancer Risk --
Heart Disease Risk --
Estimated Lung Health --

Health Benefits After Quitting Smoking

Timeline will appear automatically for former smokers.