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The Conversation USA

Can low doses of chemicals affect your health? A new report weighs the evidence

  • Written by Rachel Shaffer, PhD Student, Environmental Toxicology, University of Washington
imageAssessing the data.LightField Studios/shutterstock.com

Toxicology’s founding father, Paracelsus, is famous for proclaiming that “the dose makes the poison.” This phrase represents a pillar of traditional toxicology: Essentially, chemicals are harmful only at high enough doses.

But increasing evidence suggests that even low levels...

Read more: Can low doses of chemicals affect your health? A new report weighs the evidence

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