Smoking is bad for ones health. The habit increases the risk of cardiovascular disease, including ischaemic heart disease and stroke, as well as other conditions, such as cancer. The investigators of two studies published in the New England Journal of Medicine quantified smoking-associated mortality in the USA and came to similar conclusions: the risk of death is currently approximately three times higher in smokers than in nonsmokers, and much of the elevated risk is attributable to cardiovascular disease.
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