History of Lead Poisoning
How Lead Affects the Body
Sources of exposure
Symptoms & Health Effects
Prevention & Protection
100

This ancient civilization used lead pipes and cookware.

What is Ancient Rome?

100

Lead enters the body and builds up in this fluid before reaching organs.

What is the bloodstream?

100

The most common cause of lead poisoning in children in the U.S.

What is old lead-based paint and paint dust?

100

Fatigue and weakness are often caused by this blood-related condition.

What is anemia?

100

This test detects lead exposure before symptoms appear.

What is a blood lead level test?

200

In the 1700s–1800s, doctors first linked lead exposure to these workers’ neurological symptoms.

Who are painters and miners?

200

Lead is especially dangerous because it can cross this barrier into the brain.

What is the blood–brain barrier?

200

Lead can enter drinking water from these aging materials.

What are old lead pipes, solder, or plumbing fixtures?

200

Numbness and tingling occur due to damage to this system.

What is the nervous system?

200

Calcium and iron help prevent lead absorption by doing this in the intestines.

What is competing with lead for absorption?

300

This 1920s invention dramatically increased lead levels in the air.

What is leaded gasoline?

300

Lead interferes with enzymes needed to make this oxygen-carrying substance.

What is hemoglobin?

300

Soil near highways or old homes is often contaminated because of this past fuel additive.

What is leaded gasoline?

300

Lead exposure in children can cause irreversible damage to this developing organ.

What is the brain?

300

Cleaning surfaces with this method reduces lead dust in homes.

What is wet cleaning with damp cloths?

400

In this year, the U.S. banned lead-based paint in homes.

What is 1978?

400

After exposure, lead is stored long-term in these body structures.

What are bones and teeth?

400

Homes built before this year are more likely to contain lead-based paint.

What is 1978?

400

High blood pressure and kidney damage are examples of these body-wide effects.

What are systemic effects?

400

Washing hands and removing shoes are examples of this prevention strategy.

What are hygiene and exposure-reduction practices?

500

Between 1986 and 1996, laws eliminating this product caused a major drop in blood lead levels.

What is gasoline?

500

Lead is absorbed easily because the body mistakes it for these two essential minerals.

What are calcium and iron?

500

Imported products and old infrastructure are examples of these remaining modern lead risks.

What are imported products and aging infrastructure?

500

This type of nerve damage leads to muscle weakness and poor coordination.

What is peripheral neuropathy?

500

Early detection protects these three major systems from long-term damage.

What are the nervous system, kidneys, and cardiovascular system?

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