Tobacco is not only harmful to the user, but second hand smoke has been shown to have adverse affects as well, especially on children living in a house where one or more parent smokes about 700 million children, almost half of all children worldwide fit in this category. According to a June 1999 World Health Organization report entitled International Consultation on Environmental Tobacco Smoke ETS and Child Health N nvironmental tobacco smoke causes a wide variety of adverse health effects in children, including pneumonia, bronchitis, coughing, wheezing, worsening of asthma and middleear infections. Childrens exposure to environmental tobacco smoke may also contribute to cardiovascular disease in adulthood

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