Understanding the Link Between Air Pollution and Lung Cancer
Understanding the Link Between Air Pollution and Lung Cancer
Global · Published Aug 13, 2026
Air pollution is increasingly recognized as a major risk factor for lung cancer, even among non-smokers.
Learn how environmental exposure impacts respiratory health and the biological processes involved.

Biological Mechanisms Behind Pollution-Related Cancer Risk

Air pollution affects the body at a molecular level, altering pathways related to inflammation, oxidative stress, detoxification, and energy metabolism. Persistent disruption in these pathways can create conditions favorable for cancer. For example, oxidative stress damages DNA and cell membranes, while chronic inflammation can lead to repeated tissue injury and impaired immune responses.

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