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How cancer-linked chemicals may end up in your blood

Posted

September 23, 2025

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1,404

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18

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1.28%

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Hundreds of everyday chemicals are linked to cancer — and some may already be in your body. In this video, we test what happens when two people drink from the same plastic water bottle and analyze their blood before and after. The results reveal just how personal — and unpredictable — chemical exposure can be.

Now, scientists are developing affordable, realtime blood tests to detect these exposures and empower people to make smarter health choices. It’s a new frontier in cancer prevention and it might just be a glimpse into the future of cancer prevention. Read moreSubscribe to The Washington Post on YouTube

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How cancer-linked chemicals may end up in your blood · Washington Post · Sentinel