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Very hot drinks may damage the food pipe and increase cancer risk (opens in a new tab)

bbc.com · 2026-09-08

Short answerEvidenceSource

Short answer

Not supported

Not supported.

3 claims go further than the study. 3 other points were not covered by the paper.

  • 3 overstated
  • 3 not covered

Checked against the study summary. The full text wasn't available, so some details couldn't be settled either way.

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Follow the evidence trail
1
2

NewsLink checks it

Not supported

Three of six claims overstate the study. Three claims the study doesn't address.

  • 3 overstated
  • 3 not covered
Open claim evidence
3
Then inspect each claim

Evidence layer

Claim by claim

Each claim gets a verdict. Expand it to see the evidence directly below.

6 claims in this story

Showing all 6 claimsChoose a verdict to focus the list.

Claim 1 of 6OverstatedRegularly drinking beverages like tea and coffee at very hot temperatures increases the risk of oesophageal cancer, UK research suggests.View evidenceHide evidence

Why this verdict

The abstract supports an observational association between self-reported 'very hot' versus 'warm' drink preference and higher oesophageal squamous cell carcinoma risk. But the story frames the headline as oesophageal cancer generally, while the paper profile says the association was for SCC and not for adenocarcinoma. The headline therefore outruns the subtype-specific evidence.

1

Study evidence

Compared with reporting drinks as 'warm', reporting them as 'very hot' was associated with a substantially higher risk of oesophageal squamous cell carcinoma.RR = 3.17 (95% CI: 2.49, 4.03)

“In analyses of two large UK cohorts (977,282 participants), we used Cox regression to estimate hazard ratios (hereafter referred to as RRs) and 95% confidence intervals (CIs) for oesophageal cancer subtypes by self-reported preferred drink temperature, our primary focus”
Claim 2 of 6OverstatedThe study involved nearly a million people, and people who had their drinks 'very hot' had around a three times higher risk of the cancer than 'warm' tea or coffee drinkers.View evidenceHide evidence

As statedaround three times higher risk

Why this verdict

The participant count is supported: the pooled cohorts included 977,282 people, close to 'nearly a million.' The reported magnitude is also supported for SCC: RR 3.17 for 'very hot' versus 'warm.' However, the claim says 'the cancer' in the broader oesophageal-cancer framing, whereas the abstract-level evidence is subtype-specific and shows no clear association with adenocarcinoma.

1

Study evidence

Compared with reporting drinks as 'warm', reporting them as 'very hot' was associated with a substantially higher risk of oesophageal squamous cell carcinoma.RR = 3.17 (95% CI: 2.49, 4.03)

“In analyses of two large UK cohorts (977,282 participants), we used Cox regression to estimate hazard ratios (hereafter referred to as RRs) and 95% confidence intervals (CIs) for oesophageal cancer subtypes by self-reported preferred drink temperature, our primary focus”
Claim 3 of 6OverstatedThe article says around one or two in every 10 oesophageal cancers could be avoided if people stopped drinking very hot beverages, but the overall chances of developing the cancer are still low.View evidenceHide evidence

As statedaround one or two in every 10 oesophageal cancers

Why this verdict

The paper profile supports an estimated avoidable fraction of about 14%, which fits 'around one or two in every 10,' but it is specifically for oesophageal squamous cell carcinoma, not oesophageal cancers overall. The estimate also depends on a counterfactual change from 'very hot' to 'hot' and assumes the observational association is causal. The story's note that absolute risk remains low is broadly consistent with the large cohort case counts, but the main avoidable-fraction framing is broader than the paper evidence.

1

Study evidence

An estimated 14% of oesophageal squamous cell carcinoma (SCC) cases in UK adults could be avoided if individuals who reported consuming drinks at a 'very hot' temperature instead consumed them at a lower ('hot') temperature.14% (avoidable fraction)

“In UK adults, an estimated 14% of SCC oesophageal cancers could be avoided if individuals who reported consuming their drinks at a 'very hot' temperature instead consumed them at a temperature more representative of the temperature range described here as 'hot'.”
Claim 4 of 6Not coveredThe work defines any drink at 65 degrees Celsius or above as 'very hot' and says consuming six or more hot drinks per day also raises the risk, according to data from 977,282 middle-aged men and women.View evidenceHide evidence

As statedsix or more hot drinks per day

Why this verdict

The abstract profile supports the cohort size and supports that daily consumption of 6+ versus <6 hot drinks was associated with increased SCC risk after controlling for temperature. But the abstract profile does not verify the claim that the work defines 'very hot' as any drink at 65°C or above. The claim also states risk for oesophageal cancer generally, while the supported frequency result is primarily for SCC.

1

Study evidence

Compared with reporting drinks as 'warm', reporting them as 'very hot' was associated with a substantially higher risk of oesophageal squamous cell carcinoma.RR = 3.17 (95% CI: 2.49, 4.03)

“In analyses of two large UK cohorts (977,282 participants), we used Cox regression to estimate hazard ratios (hereafter referred to as RRs) and 95% confidence intervals (CIs) for oesophageal cancer subtypes by self-reported preferred drink temperature, our primary focus”
2

Study evidence

After controlling for drink temperature, daily consumption of 6+ versus <6 hot drinks was associated with a 71% increase in risk of oesophageal squamous cell carcinoma.RR = 1.71 (95% CI: 1.51–1.94)

“...and frequency of hot drink (tea and coffee) consumption.”
Claim 5 of 6Not coveredResearchers suggest that steaming hot liquid can damage the cell lining of the food pipe on the way down to the stomach.View evidenceHide evidence

Why this verdict

The supplied abstract-level paper profile does not include a mechanistic claim that steaming hot liquid damages the cell lining of the food pipe. The paper profile is observational and reports associations by temperature/frequency and cancer subtype, so this mechanism is not verifiable from the supplied abstract evidence.

Claim 6 of 6Not coveredLead researcher Dr Keren Papier says more research is needed to identify the exact drink temperatures linked to the increased risk.View evidenceHide evidence

Why this verdict

The abstract-level profile supports that drink temperature was self-reported in categories and that exact temperature detail is limited, but it does not contain or verify the quoted statement from Dr Keren Papier about needing more research to identify exact drink temperatures linked to risk.

1

Study evidence

Compared with reporting drinks as 'warm', reporting them as 'very hot' was associated with a substantially higher risk of oesophageal squamous cell carcinoma.RR = 3.17 (95% CI: 2.49, 4.03)

“In analyses of two large UK cohorts (977,282 participants), we used Cox regression to estimate hazard ratios (hereafter referred to as RRs) and 95% confidence intervals (CIs) for oesophageal cancer subtypes by self-reported preferred drink temperature, our primary focus”
Then look for missing context

Context layer

What the story left out

Important study details the story did not include.

  • Subtype specificity: the abstract reports a strong association for SCC but no clear association between 'very hot' versus 'warm' drinking and oesophageal adenocarcinoma.

    This is a material interpretation-changing detail because adenocarcinoma is a major oesophageal cancer subtype in the study. The story does not mention that the association was not seen for AC.

    From Prospective pooled cohort analysis

  • Observational design limitation: the study was a prospective observational cohort analysis, so residual confounding cannot be excluded.

    The story's listed caveats mention low absolute risk, smoking and alcohol, and need for more research, but they do not clearly state that the evidence is observational and cannot prove causation.

    From Prospective pooled cohort analysis; Prospective cohort pooled analysis (Million Women Study, UK Biobank); model-based po

  • Exposure-measurement limitation: preferred drink temperature and frequency were self-reported categorical measures, creating possible misclassification and limiting exact temperature interpretation.

    The story does not mention self-report or categorical exposure measurement. This omission matters especially because the story discusses exact drink temperatures.

    From Prospective pooled cohort analysis; Prospective cohort pooled analysis (Million Women Study, UK Biobank)

4 things the story did carry across
  • Primary finding: self-reported 'very hot' versus 'warm' drink temperature was associated with about a threefold higher risk of oesophageal squamous cell carcinoma.
  • Frequency finding: after controlling for drink temperature, consuming 6+ versus <6 hot drinks per day was associated with increased SCC risk.
  • Population-impact estimate: the authors estimated that about 14% of SCC cases could be avoided if 'very hot' drinkers instead drank at a lower 'hot' temperature.
  • Study base: the evidence comes from two large UK cohorts with 977,282 participants and long follow-up.
Then read the study layer

Study layer

Study at a glance

Scan the study first. Expand only the parts you want to inspect.

Pieces of work

3

Evidence read

study summary

Lead result

human in vivo

1Lead resulthuman in vivoEstimate the association between self-reported preferred hot-drink temperature and incident oesophageal cancer risk (by subtype) in UK adults, pooling two large prospective cohorts.Prospective pooled cohort analysisExpand

In plain English

Pooled prospective analysis of two UK cohorts (Million Women Study and UK Biobank; total N=977,282) examining self-reported preferred hot-drink temperature and incident oesophageal cancer subtypes. Compared with 'warm' drinks, reporting drinks as 'very hot' was associated with substantially higher risk of oesophageal squamous cell carcinoma (SCC) but not adenocarcinoma (AC); analyses used cohort-specific Cox regression with inverse-variance pooling and adjusted for hot-drink consumption frequency.

Key findings

  • Compared with reporting drinks as 'warm', reporting them as 'very hot' was associated with a substantially higher risk of oesophageal squamous cell carcinoma.RR = 3.17 (95% CI: 2.49, 4.03)
  • Reporting drinks as 'very hot' versus 'warm' showed no clear association with oesophageal adenocarcinoma.RR = 0.92 (95% CI: 0.76, 1.12)
“In analyses of two large UK cohorts (977,282 participants), we used Cox regression to estimate hazard ratios (hereafter referred to as RRs) and 95% confidence intervals (CIs) for oesophageal cancer subtypes by self-reported preferred drink temperature, our primary focus”
What this piece can’t prove
  • Exposure was self-reported preferred drink temperature (categorical), which may be subject to misclassification.
  • Observational cohort design — potential for residual confounding cannot be excluded.
2human in vivoEstimate the association between frequency/amount of hot-drink (tea/coffee) consumption and incident oesophageal cancer risk (by subtype), accounting for temperature and pooling cohorts.Prospective cohort pooled analysis (Million Women Study, UK Biobank)Expand

In plain English

Pooled prospective cohort analysis of 977,282 UK adults (Million Women Study and UK Biobank) estimating associations between self-reported hot-drink consumption frequency (tea/coffee) and incident oesophageal cancer subtypes, using cohort-specific Cox regression models pooled by inverse-variance-weighted averages of log hazard ratios. Models for frequency effects were reported after controlling for self-reported drink temperature; main reported contrasts compare daily consumption of 6+ versus <6 hot drinks.

Key findings

  • After controlling for drink temperature, daily consumption of 6+ versus <6 hot drinks was associated with a 71% increase in risk of oesophageal squamous cell carcinoma.RR = 1.71 (95% CI: 1.51–1.94)
  • After controlling for drink temperature, daily consumption of 6+ versus <6 hot drinks was reported with little association with oesophageal adenocarcinoma risk.RR = 1.19 (95% CI: 1.06–1.33)
“...and frequency of hot drink (tea and coffee) consumption.”
What this piece can’t prove
  • Observational cohort design subject to potential residual confounding (details of covariate adjustment not provided in abstract).

2 further details could not be confirmed from the summary.

3secondary dataQuantify potential population impact (avoidable fraction) of oesophageal squamous cell carcinoma if ‘very hot’ drinkers consumed cooler drinks, based on observed associations.model-based population impact / avoidable fractionExpand

In plain English

The authors present a model-based population-impact estimate that in UK adults an estimated 14% of oesophageal squamous cell carcinoma (SCC) cases could be avoided if people who report drinking at a 'very hot' temperature instead drank at a lower ('hot') temperature. The abstract gives the single numeric avoidable-fraction estimate but does not describe the calculation details or provide uncertainty intervals.

Key findings

  • An estimated 14% of oesophageal squamous cell carcinoma (SCC) cases in UK adults could be avoided if individuals who reported consuming drinks at a 'very hot' temperature instead consumed them at a lower ('hot') temperature.14% (avoidable fraction)
“In UK adults, an estimated 14% of SCC oesophageal cancers could be avoided if individuals who reported consuming their drinks at a 'very hot' temperature instead consumed them at a temperature more representative of the temperature range described here as 'hot'.”
What this piece can’t prove
  • The avoidable-fraction estimate depends on observational RRs and exposure prevalence and thus assumes that reducing drink temperature would produce the same relative risk reductions observed in cohorts.

2 further details could not be confirmed from the summary.

Finally, the search trail

Method layer

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Papers considered

The selected paper, plus nearby candidates.

PubMed, Europe PMC, Crossref · 15 candidate papers

Candidate

Food hygiene. Production and dispense of hot beverages from hot beverage appliances. Hygiene requirements, migration test

Crossref

Source (opens in a new tab)

And 9 more candidates considered.