Neurotoxicity is a term used to describe neurophysiological changes caused by exposure to
toxic agents. Such exposure can result in neurocognitive symptoms and/or psychiatric …

In the fall of 1994, the publication of Herrnstein and Murray's book The Bell Curve sparked a
new round of debate about the meaning of intelligence test scores and the nature of …

Background Despite dramatic declines in children's blood lead concentrations and a
lowering of the Centers for Disease Control and Prevention's level of concern to 10 μg per …

Understanding of lead toxicity has advanced substantially over the past three decades, and
focus has shifted from high-dose effects in clinically symptomatic individuals to the …

One of the primary goals of WHO and its member states is that “all people, whatever their
stage of development and their social and economic conditions, have the right to have …

To determine whether the effects of low-level lead exposure persist, we reexamined 132 of
270 young adults who had initially been studied as primary schoolchildren in 1975 through …

Over the 20-year period since the first issue of Environmental Health Perspectives was
published, there has been considerable progress in the understanding of the potential …

The implications of low-level lead exposure for children's intellectual and academic
performance at school age are uncertain. This issue was investigated in a prospective study …

IQ tests are interpreted as measures of general intelligence or g-which is construed as a
heritable component of the commonality among measures of intellect that relates to the …

Background Few studies provide data directly relevant to the question of whether blood lead
concentrations< 10 μg/dL adversely affect children's cognitive function. Objective We …