The dangers of smoking to those who light up are incontrovertible. We also know, through research, that second-hand smoke poses threats to the health of others near smokers and has encouraged restrictions on public smoking. Policing private spaces, such as homes and cars, is nigh impossible, meaning children of smokers can still be directly exposed to the same dangerous chemicals and toxins that smokers inhale. However, there is emerging evidence that children and even grandchildren may be affected by cigarette smoke they never inhaled but was instead inhaled by their parents or grandparents, decades before their birth.
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