How to Read a Health Explainer
Read summaries, technical detail, references and uncertainty statements without losing sight of their limits.
#Identify the claim and the people it concerns
MedlinePlus recommends asking specific questions when reading health research stories: whether the research involved people or animals, who took part, how many participated, how long the study lasted and what kind of study was conducted. These details can change the meaning of an otherwise simple-looking claim.
Find the question the page answers before focusing on the headline. Read the population and setting alongside the result. If the page does not explain those limits, follow its source or keep the gap in mind rather than filling it with an assumption about your own health.
#Check the source, review process and date
The MedlinePlus checklist asks who is responsible for a website, how it is funded, where its information comes from, how content is selected and whether experts review it. NIH's Office of Dietary Supplements also asks websites to identify original sources and the evidence behind facts, while separating opinions and testimonials from research-based information.
A citation gives you a route to examine a claim; it does not establish that every sentence on the page is correct. Check whether the source addresses the same question and whether the page identifies a review date. Source checking is not the same as clinical review. These audited Mynd sections explicitly state that clinical review has not been performed.
Evidence: MedlinePlus: health-information checklist / NIH Office of Dietary Supplements: evaluating internet health information
#Read the limits before using the result
Cochrane's description of plain language summaries includes confidence in findings, not only a statement of the findings themselves. The National Institute on Aging advises comparing sources and discussing information with a clinician before changing healthcare. It also warns that a link to a trustworthy source does not imply that source's endorsement.
Look for uncertainty, missing information and the difference between a general result and a personal decision. Keep a question for your clinician if a finding seems relevant. A clearly written page can still be limited or out of date, and it is not a substitute for assessment of your circumstances.
Evidence: Cochrane: plain language summaries and health evidence / National Institute on Aging: reliable health information online
Source note
The sections above were checked against the linked sources. No clinical review has been performed. This is general research education, not a clinical guideline.