Lead Poisoning, Education, and Advocacy for Prevention (L.E.A.P.) study

Lead poisoning has been regarded as a major threat due to its irreversible and harmful effects. This includes severe cognitive and developmental impairments, especially in children. Over the years, the CDC has reduced the benchmark for acceptable blood lead levels (BLL) from 10 μg/ml to 3.5 μg/ml to allow for earlier intervention and prevention. Despite increased awareness and government programs that lead to a decline in mean blood levels across the country, testing for elevated BLLs, especially in low-income households, continues to be disproportionately lower