which is worse cigarettes or vaping While not risk-free, it is less harmful than tobacco Is vaping safer than smoking

The impact of cigarette smoke on macrophage phenotype polarization has implications well beyond COPD

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It produces toxic substances and gases like carbon monoxide, metals and other carcinogenic chemicals which can increase the risk of cancer and heart problems just as much as cigarette smoking

Categorical variable contained race/ethnicity, body mass index (BMI), education level, marital status, ratio of family income to poverty (PIR), alcohol consumption, smoking status, hypertension, diabetes, and physical activity level

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