Passive Smoking Raises Risk of Heart Disease

Non-smokers who inhale smoke produced by others' cigarettes are 1.25 times as likely to develop heart disease as non-smokers who are not exposed to such "passive smoke," researchers report in the March 25 issue of The New England Journal of Medicine.

The increase was less than the elevation in risk experienced by people who themselves smoke cigarettes. Nevertheless, the findings should encourage efforts to eliminate cigarette smoke

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