People (including babies) are exposed many different clusters of chemicals. Researchers have found that baby teeth store a health record of environmental exposures.
- Baby teeth have been described as biological hard drives.
- The teeth form rings of growth on a daily basis; each ring encodes information about exposures occurring that day.
- Baby teeth can reveal all the things that an individual has been exposed to such as stress hormones and environmental toxins such as lead and pesticides.
Arora’s work is part of an emerging field of study focused on the exposome, a term coined in 2005 to refer to the totality of health-affecting exposures that a person experiences.
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