HEEDS tracks and summarizes new science on endocrine disrupting chemicals (EDCs) every day. Twice a week we summarize the most important and interesting new studies, in partnership with Environmental Health News, listed below.
For a comprehensive list of all new studies, see our EDC Science Weekly. For a weekly summary of new studies on EDCs in relation to diabetes and obesity, see our Research Roundup on Metabolism Disruptors.
EHN EHN
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U.S. children have widespread pesticide exposure
by Environmental Health Sciences Staff on October 2, 2026 at 7:18 pmA recent study published in Environment and Health found that young children are exposed to a wide range of pesticides during key periods of growth and development.
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PFAS, chemical mixtures linked to childhood obesity risk
by EHN Curators on September 29, 2026 at 12:12 pmA study of 1,301 European mother-child pairs found prenatal exposure to PFAS and chemical mixtures was linked to higher BMI and body fat through age 15.
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New research finds 485 chemicals in US pesticide products linked to breast cancer
by EHN Curators on September 28, 2026 at 11:20 amPaper raises questions about safety of food and other products as early onset breast cancer rates surge worldwide.
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Small, abundant PFAS could impair blood vessel development
by EHN Curators on September 24, 2026 at 2:15 pmNew research indicates that trifluoroacetic acid can interfere with how endothelial cells produce energy, which they need to maintain and grow new blood vessels.
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Microplastics found in every milk sample tested, with plastic bottles worst
by EHN Curators on September 24, 2026 at 2:08 pmMicroplastics have turned up in yet another staple of the global diet, and this time the evidence comes with unusually rigorous analytical backup.
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Chemicals linked to breast cancer are ‘ubiquitous,’ study shows
by EHN Curators on September 24, 2026 at 11:45 amHundreds of potential breast carcinogens taint everyday consumer products, food, drinking water, medicines, building materials, and pesticides, scientists reported.
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Emory clinical trial to test potential ways to remove PFAS from humans’ bodies
by EHN Curators on September 24, 2026 at 11:30 amFor decades, carpet and chemical manufacturing plants in north Georgia discharged industrial wastewater containing PFAS into the Oostanaula and Conasauga river basins.
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Pesticides contain hundreds of chemicals that could boost breast cancer risk, new research finds
by EHN Curators on September 23, 2026 at 1:51 pmHundreds of chemicals commonly used in pesticide products could be increasing the risk of breast cancer. This includes active ingredients, but also inactive ones that do not receive the same level of testing.
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US veterans have greater levels of PFAS in their blood than civilians, new study finds
by EHN Curators on September 21, 2026 at 12:00 pmSoil and water around military bases show elevated levels of PFAS pollution due to chemicals used in firefighting foam.
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Nearly half of U.S. schools located within a mile of a polluted site
by Environmental Health Sciences Staff on September 19, 2026 at 2:07 amA nationwide analysis published in Proceedings of the National Academy of Sciences found that 44% of U.S. schools (pre-K through grade 12) are located within one mile of a known hazardous site.
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Video: Why scientists are warning us about everyday plastics
by EHN Curators on September 17, 2026 at 12:00 pmScientists are issuing urgent warnings about the invisible threat of microplastics and toxic chemicals secretly polluting our homes, organs, and even unborn babies.
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Use of scented products increases air pollution inside homes
by Environmental Health Sciences Staff on September 12, 2026 at 12:40 amA recent study published in Environment International found that the use of scented products like incense, oil diffusers, and candles significantly raises air pollution levels indoors.
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Study unveils chemistry of destroying ‘forever chemicals’
by EHN Curators on September 10, 2026 at 4:54 pmUC Riverside environmental engineers have identified key chemical reactions that occur when ultraviolet light is used to destroy “forever chemical” pollutants in water, providing a roadmap for developing more effective cleanup technologies.
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How microplastics may weaken the human immune system
by EHN Curators on September 10, 2026 at 4:49 pmMicroplastics have become one of the most pervasive signs of the industrial age, turning up in the deepest ocean trenches, on alpine peaks, in the food we eat and the air we breathe.
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Bald eagles help scientists map ‘forever chemicals’ in the Great Lakes region
by EHN Curators on September 8, 2026 at 12:33 pmBald eagles are helping scientists uncover where per- and polyfluoroalkyl substances, or PFAS, contamination may be coming from across Wisconsin and the Great Lakes region.
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Scientists studied lung cancer patients and a troubling pattern emerged
by EHN Curators on September 8, 2026 at 12:25 pmA new study has revealed a striking difference between people with lung cancer and those without the disease.
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Study finds widespread mislabeling and contamination in personal care and cleaning products
by Environmental Health Sciences Staff on September 4, 2026 at 12:43 pmAn analysis of the chemical content of personal care and cleaning products published in Environment and Health found that 98% of the products contained unlabeled chemicals, and over a quarter contained chemicals that directly contradicted label claims. In short:
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Nearly every pregnant woman carried pesticide traces from produce, but autism traits were not linked
by EHN Curators on September 3, 2026 at 5:02 pmA study of 3,339 U.S. families found no link between typical organophosphate pesticide exposure during pregnancy and autism-related traits.
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The Oklahoma Medical Research Foundation will study microplastics’ impact on ovary health
by EHN Curators on September 1, 2026 at 12:12 pmMicroplastics are everywhere, including our clothes, our food, our water, and even our reproductive systems.
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Are microplastics feeding cancer risk?
by EHN Curators on August 27, 2026 at 8:50 pmMicroplastics are everywhere, in the environment and the human body. But as public concern about possible health effects grows, evidence of a cancer connection remains thin.




















