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Drinking Hot Water Kills Cancer Cells Claim Fact Checked

“Fake Biology News Detector Search for a viral biology/health claim online. Examples: “Drinking hot water kills cancer cells” “GM foods change human DNA””
False claim
Confidence: High Checked on May 27, 2026

Summary

Drinking hot water does not kill cancer cells; laboratory hyperthermia studies use temperatures and delivery methods far beyond what is achieved by consuming hot beverages, and no evidence supports a therapeutic effect. Genetically modified foods do not change human DNA; extensive scientific reviews confirm that GM foods are not integrated into the human genome.

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Sources 59 searched

ncbi.nlm.nih.gov
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  • Possible Genetic Risks from Heat-Damaged DNA in Food - PMC

    Also potentially relevant is the fact that most plants are known to contain far smaller amounts of DNA per weight compared to animals (Supporting Information, Table 1).9 The observation that plant-based diets34 are association with lower cancer risks would also be consistent with these findings; further studies are required to better understand DNA damage in cooked plant-based foods relative to meats.

pmc.ncbi.nlm.nih.gov
nature.com

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