No. Cold water after meals isn't linked to cancer.
No. There is no good evidence that drinking cold water after a meal causes stomach cancer. The established risk factors are different.
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The idea circulates in chain messages and social media posts, usually claiming cold water hardens oil from food and leads to cancer. Stomach cancer research has not identified drinking cold water as a risk, and the stomach rapidly brings fluids to body temperature. The only temperature-related cancer concern is very hot beverages, which relate to oesophageal cancer, not cold drinks and not the stomach. Some people find cold drinks uncomfortable with certain digestive conditions, but that is not cancer risk.
- Main established stomach cancer risk factors: Helicobacter pylori infection, smoking, high intake of salted/preserved foods, and family history.
- No cohort or case-control studies have shown that water temperature after meals causes stomach cancer.
- Claims that cold water solidifies fats in the stomach and causes cancer are not supported; the body warms ingested fluids to body temperature quickly.
- Very hot drinks (above about 65°C) are classified by IARC as probably carcinogenic, mainly for oesophageal cancer, which is a separate issue from cold water.