study and risk literacy

A health study's results only tell you as much as its participants have in common with you. Before you trust a headline like "new study finds X helps Y," check three things: who was in the study, how …

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Why Does Study Size Matter to a Health Claim? A study's sample size — the number of people who took part — shapes how much weight you can put on its results. Small studies can produce results that …

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Before you trust a health headline, look for the study's methods section — the part that explains who was studied, what was compared, and how the results were measured. This guide walks you through …

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