EESA10H3 Chapter Notes - Chapter 7: Hexachlorophene, Vesuvius Plc, Chronic Obstructive Pulmonary Disease
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61 as noted earlier, exposure to certain synthetic organic chemicals also increases the risk of obesity. Obesity has become a serious national problem and one that is rapidly getting worse. In 1990, the prevalence of obesity was less than 20% in every state, but by 2010, the prevalence was at least. 20% in every state and 30% or higher in 12 states. 62, 63. Interestingly, though most people tend to assume that indoor air is less polluted than outdoor air, the opposite is often true because the indoor setting is a confined space. Indoor air may contain not only local ambient air pollutants, but also pollutants that originate indoors, including some that are related to construction practices (described here), and others associated with individual lifestyle choices (see section 7. 7). Exposure to radon, a natural hazard, can be enhanced by construction practices.