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Build a personal health-information checklist

A reliable-looking website is not automatically a reliable source.

By Wellbeing Letters Editorial3 min readEditorial date · April 2026

Published 21 October 2026 · Updated 21 October 2026 · Editorial dates organize our collection; they are not original publication dates.

A reliable-looking website is not automatically a reliable source. A short checklist can help you decide whether information deserves your attention. You do not have to investigate every page like a researcher, but a few questions are useful before acting on a health claim.

A practical starting point

Look for the owner of the site, the purpose of the page, identifiable sources, and a current review or update date. Notice whether an article is trying to sell a product. A testimonial may describe someone's experience, but it cannot establish that a treatment is safe or effective for everyone.

What it can look like

Save two or three dependable sources you can return to. When a new claim appears, compare it with those sources and ask whether it is relevant to you. If the page hides its authorship, makes sweeping promises, or discourages professional care, step back. Share uncertain information as a question rather than presenting it to others as established fact.

Keep the checklist short enough to use

Save a note with four prompts: who wrote it, what supports it, when it was updated, and what it is selling. A page can answer those questions and still need comparison with another source. Read beyond a single citation: a link may concern a different population or a weaker claim than the article suggests. Keep personal details out of online symptom quizzes unless you understand how the data will be used. When a question could change treatment, bring the claim and its source to a clinician instead of using the checklist as a diagnosis tool.

Check the source, the claim, and the next action

Start with authorship and purpose. Can you identify who runs the site, when the material was updated, and whether it is selling the solution it recommends? Look for references that support the actual claim, not just a list of prestigious organizations. Clear disclosure of uncertainty and conflicts helps you judge information without relying on a polished design alone.

Then ask what acting on the information would involve. A general idea for planning meals has different consequences from changing a prescription. The greater the potential harm or expense, the more reason to seek authoritative guidance and individualized advice. Be cautious with guaranteed outcomes, secret cures, and pressure to act before checking. Save reliable sources for future use, and compare important claims with relevant public-health agencies or professional guidance. A checklist supports judgment; it cannot certify every page as correct.

Three small steps

  • Check ownership, purpose, evidence, and the date of the information.
  • Look for clear disclosure when money or advertising is involved.
  • Ask a qualified professional before applying advice to a medical decision.

Match the decision to the quality of information

Everyday health decisions range from organizing a shopping list to considering a medicine. The level of checking should reflect the consequences. Use current, relevant guidance from a recognized health or public-health source, read product instructions, and ask a qualified professional when an action could affect a condition or treatment. A practical example is not evidence that the same choice suits every person. The links below support further reading; they do not replace an individual assessment or certify every possible application of the advice.

Sources & further reading

These sources inform this article. Guidance can change; check the linked organizations for their latest information.

A useful reminder

This article is general education, not personalized medical advice. It has not been medically reviewed. Speak with a qualified health professional about your own circumstances.

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