In 2005 the California EPA found secondhand smoke caused breast cancer in younger women. (Related regulatory documents available here.) Amazingly, as of 2024 — 19 years later — neither the CDC (and the Surgeon General, who follows the CDC) nor the American Cancer Society list smoking or secondhand smoke as risk factors for breast cancer.Continue reading “The evidence that secondhand smoke causes breast cancer keeps piling up. When will Surg Gen, CDC, ACS and others start acting on this evidence?”