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Nearly one million UK adults were studied for drink temperature habits and cancer risk.
The findings link very hot coffee and tea to esophageal squamous cell carcinoma.
The study says beverages at 65 degrees Celsius or higher were associated with about a threefold higher risk.
Researchers and experts said the result shows association rather than causation.
Why it mattersThe findings may change public guidance on beverage temperature and cancer-risk communication.
More context
Experts also said the absolute cancer risk remains low.
Letting hot drinks cool was described as a simple precaution.