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Penis size percentiles

The fact-check discusses the percentiles of penis size, specifically the erect length and girth, and how they compare to the population median.

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Jan 24, 2026
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How do different measurement methods (self-measure vs provider-measured) change reported penis size percentiles?

Different measurement methods produce systematically different : studies where health professionals measure penises report lower averages and tighter distributions than surveys relying on self-measure...