Lead exposure is a serious yet preventable environmental public health issue. The persistence of lead poisoning continues to challenge clinicians and public health practitioners despite everything that is known about the sources, pathways and prevention of lead exposure. Lead has no known physiological benefit, and children are particularly susceptible to its toxic effects. No safe blood lead level in children has been identified. Most exposed children have no apparent symptoms, and consequently many cases go undiagnosed and untreated. Recent studies suggest that even blood lead levels below 5 micrograms per deciliter (µg/dL) can adversely affect a child’s IQ, ability to pay attention, and academic achievement.
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Childhood Lead Poisoning and the Role of Nutrition
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