Lead is a naturally occurring metal, which has been used by humans for centuries because of its versatility. However, as our knowledge of the effects of lead on human health has developed, it has ...

How is lead introduced to the body? Humans have long known that lead can cause detrimental health effects—some claim it contributed to the fall of the Roman Empire.

Lead typically enters the body through inhalation and ingestion. Today, adults face lead exposure primarily through inhaling lead-containing dust and fumes in their workplaces or through hobbies ...

Lead can’t be seen or tasted in drinking water, and an initial exposure often results in no obvious symptoms. But the bluish-gray metal is among the most damaging substances to the human body.