Evidence report library
Browse health and science claims by evidence strength.
Search deHype reports by topic, grade, study type and clinical relevance. Each card gives the practical verdict first, then links to the full source-chain review.
Explore by topic
Top public report topics, ranked by current archive coverage.
Cancer
A guide to interpreting news and research about cancer, with evidence checks on headlines,…
7 reports
Dementia
Evidence checks about dementia headlines, Alzheimer’s claims, supplements, biomarkers, and…
7 reports
Diet and nutrition
Diet and nutrition headlines often exaggerate the strength of evidence, particularly when …
2 reports
Heart health
Evidence checks about cardiovascular headlines, cholesterol, blood pressure, stroke, stati…
1 report
Longevity
Explore evidence and critical reviews relating to ageing, biological age markers, and anti…
1 report
Mental health
Evidence checks about depression, anxiety, stress, psychedelics, apps, lifestyle intervent…
1 report
Latest evidence reports
Concise archive cards help readers decide whether to open the full source-chain report.
Evidence check: Silica Nanoparticles Induce Ferroptosis, Reprogram Immunity in Prostate Cancer Models
The evidence is from mouse prostate cancer models only; while the approach is intriguing, there is no basis yet for clinical claims or implications for patients.
Animal/lab only No human evidence Hypothesis-generating only
Evidence check: Cancer jab can eradicate entire tumours in patients, trial shows
The claims are based on a single phase trial presented at a conference, with only partial data for a select group; definitive benefit, safety, and general applicability are not yet established.
Early-stage only Limited human evidence
Evidence check: Scientists finally crack an “undruggable” pancreatic cancer target and nearly double survival
The article accurately relays results from a reported peer-reviewed phase 3 trial showing substantial survival benefit for daraxonrasib in advanced pancreatic cancer, but clinical use is subject to pending regulatory review and real-world follow-up.
Human evidence Randomised human evidence Potentially actionable with caution
Evidence check: Poor sleep linked to rising cancer risk in under-50s
The study suggests an association between poor sleep and early-onset cancers, but evidence is observational and confounding factors prevent causal inference.
Observational, not causal Observational human evidence Not clinically actionable
Evidence check: New ovarian cancer drug gives women more time and better quality of life - BBC News
Claims are based on trial summary data, patient/clinician testimony, and regulatory approval, but without peer-reviewed publication link or full sharing of side-effect profile, so should be viewed as promising but pending further independent verification.
Preliminary clinical benefit Randomised human evidence Potentially actionable with caution
Evidence check: A personalized vaccine for melanoma cut the risk of cancer returning after five years
While initial trial results for the melanoma vaccine are promising, claims outpace the available peer-reviewed evidence and longer-term follow-up.
Early-stage only Limited human evidence Not clinically actionable
Evidence check: Early-Onset Colorectal Cancer Risk Factors Identified
These conference-presented studies provide plausible but non-causal evidence from observational human data linking several risk factors—including obesity, family history, metabolic/hematologic markers, and oral antibiotic exposure—to early-onset colorectal cancer or adenomas; however, the findings are not sufficient to change clinical guidance without peer-reviewed publication and further validation.
Preliminary & Observational