moderate tobacco use Light smokers may not escape nicotine addiction, study reveals In Underserved Communities, Tobacco Use
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This broader analysis showed an overall 13% reduction in the risk of heart attacks following the implementation of smoke-free legislation

J Am Acad Child Adolesc Psychiatry 49 : 12151224
Walton K, Wang TW, Prutzman Y, Jamal A, Babb SD

The analysis searched across 18,000 traits and apart from the new finding of more rapid facial ageing, also identified several previously reported effects of smoking, confirming the method's effectiveness
