calculating pack years cigarette smoking Pack-year How to Calculate Pack Years:

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While studies show that vapers can expect to save up to 15.06 per week when making the switch, the actual cost of vaping depends on factors such as: Your smoking/vaping habits (how often you vape) The type of device and preferred inhaling method The quality and cost of your chosen e-liquids For those that use their e-cigarette in the same way they use a cigarette, a 10ml bottle of e-liquid will last between 5 and 7 days to replace almost 140 cigarettes