A new JAMA Viewpoint article by investigators of California’s Collaborative Consortium on Thirdhand Smoke highlights the significance and implications of California Assembly Bill 455 (AB 455), the world’s first law requiring the disclosure of thirdhand smoke contamination in residential real estate transactions.
California has once again taken the lead in public health innovation with the passage of Assembly Bill 455, authored by Assemblymember Ortega. Signed into law in October 2025, AB 455 is the first-in-the-nation legislation to require disclosure of thirdhand smoke contamination in residential real estate transactions.
How does prenatal thirdhand smoke exposure impact blood clotting? A study led by Hamdy E.A. Ali at Texas A&M University looked at RNA in platelets to find out.
Residue from wildfires and thirdhand tobacco smoke share a hidden danger — even after active smoke vanishes, the toxic remnants can still threaten health.
A University of Cincinnati study finds that children who experience hardship or trauma are more likely to live in homes where they are exposed to tobacco smoke.
The authors of a recent study at Tulane University suspect that thirdhand smoke exposure may be contributing to worsening children’s asthma symptoms. Read this press release by Tulane University on the study.
These tips can help you have a healthy stay and your next hotel or rental.
On World No Tobacco Day 2025, the Center for Tobacco and the Environment’s Policy Research Center hosted its Second Annual Research Symposium on Tobacco and the Environment. The Symposium provided attendees with the chance to learn about the latest research and policy initiatives regarding outdoor and indoor pollution from commercial tobacco products, as well as the opportunity to discuss their community concerns.
More than 90% of all children tested in a recent study showed evidence of tobacco smoke exposure, with highest levels found among Black children and those living in low-income and low-education households.
Read here what Dr. Kosuke Kiyohara and fellow researchers at Otsuma Women’s University in Japan found in their recent study.
Part of the California Thirdhand Smoke Research Consortium and funded by the California Tobacco Related Disease Research Program, TRDRP Grant # 28PT-0078H and TRDRP Grant # T32PT6244, the Thirdhand Smoke Resource Center shares information and resources to protect Californians from exposure to persistent and toxic residue left behind by tobacco, electronic cigarette, and marijuana use.
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