But woe befall those who would Bogart ithold it longer than the others deemed appropriate
First-hand and Second-hand Smoke Exposure There are three types of exposure to the effects of smoking
Occasional smokers were excluded from the study
While animal studies show abnormal lung growth and branching, an increased respiratory rate and airway resistance, similar to findings in offspring of smoking mothers, there are no human studies which have considered infant and childhood respiratory outcomes following a pregnancy exposed to e-cigarettes ( Bednarczuk et al
E-liquid typically includes nicotine, propylene glycol, glycerin, and flavorings , and heating can generate additional byproducts
Wang, C.-H., Chemosphere , 2004, vol