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  "path": "/news/2026-03-lung-cancer.html",
  "publishedAt": "2026-03-04T21:00:01.000Z",
  "site": "https://medicalxpress.com",
  "textContent": "It can be surprising to learn that lung cancer can develop in people who have never smoked. In fact, up to 20% of lung cancers occur in people without a history of smoking. While smoking remains the leading risk factor, other contributors include secondhand smoke, air pollution, exposure to radon and a family history of lung cancer.",
  "title": "What to know about lung cancer"
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