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  "path": "/news/2026-05-high-puff-cigarettes-toxic.html",
  "publishedAt": "2026-05-29T10:00:04.000Z",
  "site": "https://medicalxpress.com",
  "textContent": "A University of California, Riverside-led study has found that heavily used high-puff electronic cigarettes may contain higher levels of harmful chemicals than fresh e-cigarettes, raising concerns about potential health risks for users.",
  "title": "High-puff e-cigarettes may become more toxic with use, researchers warn"
}