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Medicine Guide: Critical evaluation

Additional information

The following sites describe evaluation criteria in detail and give additional information.

Why evaluation is important?

Information becomes less accurate the farther away you go from the original or primary source, becuase each new author adds his/her own interpretation.

Click on the cartoon below to understand better:

The Science News Cycle

Criteria for critical evaluation

It is essential to evaluate all sources (print or electronic) before using them for an assignment or research project. Free online sources (websites) require more careful evaluation. The most common criteria to evaluate scientific sources are (click the gren arrows to see more):





Check your criteria

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