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The Conversation
The Conversation
Kimberly Johnson, Professor of Public Health, Washington University in St. Louis

Health headlines can be confusing - these 3 questions can help you evaluate them

Health-related studies often yield conflicting results, and making sense of them can be challenging. Jose Luis Pelaez/Stone via Getty Images

Every week of 2025 seems to bring a new health headline, whether it’s about climbing autism rates, changing vaccination recommendations or unexpected cancer risks.

For people trying to make informed choices about their own health and that of their families, it can be tough to make sense of it all. The science can feel contradictory and confusing. Human data is messy, and studies often yield conflicting results.

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