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Sources and evidence

False proof (“a study proves”)

A reference to a study or experts that exaggerates or twists what the research actually found.

The study really exists, but the report about it claims more than the research found. In the headline a “possible link” becomes “proven”, and a small group of people becomes a rule for everyone.

Example · made up for illustration
Headline: “Study proves two hours of gardening a week protects against dementia.” In fact, the study only found that people who garden score slightly better on memory tests on average. It did not show that gardening is the cause – and the authors say so themselves.

How to spot it

  • Strong words such as “proven”, “scientists confirm”, “definitively”.
  • No study title, authors or journal – or the link only leads to another article.
  • A single study is turned into a firm rule for everyone.
  • The report doesn't say who the research was done on or how many people took part.

How to check and what to do

  • Find the original study and read at least the summary (abstract) and the conclusion – what do the authors themselves claim?
  • Check who was studied: people or animals? And how many?
  • See what sources unconnected to the website say about the study – experts or established news outlets.
  • For health advice, ask your doctor or pharmacist.

Tip: One study is a single piece of the puzzle, not a final verdict. What many studies agree on is more reliable.

The card fits on one A4 page – for the classroom, a noticeboard, or parents and grandparents.

Practise it

A game with this trick is on its way. You can practise similar tricks in the courses.

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More tricks from the chapter Sources and evidence.

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False proof (“a study proves”): how to spot and check it | ThinkCritical.eu