Otherwise known as ‘second hand smoke’, which refers to exposure of non-smokers to tobacco smoke in the environment, and which is considered to be a risk for pregnant mothers.
See Alveoli, Attributable fraction, Carcinogen, Cardiovascular accidents, Emphysema, Mesencephalic reticular activating system, Nicotine, Polycyclic aromatic hydrocarbons, Prospective cohort, Risk factors Vasoconstriction