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Study links 485 chemicals in US pesticides to breast cancer risks

New research published in Environmental Health Perspectives identifies hundreds of substances in American pesticide products connected to breast cancer.

New research finds 485 chemicals in US pesticide products linked to breast cancer
File photo New research finds 485 chemicals in US pesticide products linked to breast cancer Photo: The Guardian

Review covers active and inactive ingredients

The peer-reviewed paper examines both active pesticide components and hundreds of inert ingredients that usually lack thorough safety reviews. These substances appear not only in crop treatments but also in lice remedies for children, home lawn fertilizers, and flea products.

Regulatory gaps focus on single risks

The Environmental Protection Agency currently evaluates health dangers based on individual ingredients rather than the full pesticide formula or combined exposure levels. Public health advocates argue this approach overlooks the cumulative impact of multiple chemical contacts in daily life.

Breast cancer rates continue to rise

Incidence rates for breast cancer have increased by one percent per year according to the American Cancer Society. This upward trend has been slightly faster among women compared to other demographic groups.

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