Even a small amount of secondhand smoke can cause heart diseasein nonsmokers, researchers say in the most comprehensive report ofits kind.
The report in today's Journal of the American MedicalAssociation describes for the first time how the components oftobacco smoke can lead to heart disease. Moreover, the researchersfrom the University of California, San Francisco, argue that even asmall quantity of secondhand smoke causes cardiovascular problems innonsmokers.
The cardiovascular analysis is significant because mostgovernment regulations on secondhand smoke have been based onevidence that it can cause cancer; the Environmental ProtectionAgency has deemed it a …
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