is one pack of cigarettes a year bad What “Pack Year”? — Lung Cancer Kilts Research Cures! Pack years are a unit
Pack years are a unit of measurement used to estimate the amount a person has smoked over their lifetime. It is calculated by multiplying the number of packs of cigarettes smoked per Health effects of smoking tobacco Wikipedia Calculating Pack Years: How to measure how much you smoke Roswell Park Comprehensive Cancer Center Buffalo, NY What happens to your body when you quit smoking : r coolguides Will Smoking Once A Year Cause Problems? Smokefree This equates to nearly 7 hours of life lost when smoking an average pack of 20 cigarettes."
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