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Relative risk and absolute risk: how to read the difference
Understand why a large percentage change can describe a small real-world difference, and which numbers to request.
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How to read a health study: start with the methods, not the headline
A practical guide to study design, participants, comparisons, outcomes and the limits of a single result.
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Understanding levels of health evidence without using a simplistic hierarchy
Why different research designs answer different questions and why quality matters as much as the label.
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Why health and treatment headlines change over time
New findings, better methods and different questions can change the story without proving that science cannot be trusted.
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Ten questions to ask before believing a new health study
A practical checklist for judging a study claim before sharing it or allowing it to change a health decision.
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