Answer: Lead can damage the brain and nervous system
Lead poisoning is linked to
Developmental delays
Learning disabilities
Behavior problems
High levels of lead in routine blood tests: often the first symptom of lead poisoning in children
2.2 percent of American children age 1-5 years have blood levels of lead measuring at least 10 micrograms per deciliter.
Centers for Disease Control and Prevention
Long Description: 2.2 percent of American children age 1-5 years have blood levels of lead measuring at least 10 micrograms per deciliter. —Centers for Disease Control and Prevention