- Surrounded by lead paint and gas, anyone who lived through the 1960s and 1980s had some lead exposure
- "It's hard to know what a 'safe' level of exposure is" for adults
- There are no safe levels of lead for children; in the U.S. half a million children may have levels that are too high
(CNN)Aaron Stinson does whatever he can to stay healthy. He exercises regularly. He avoids sweets. He drinks only water.