Index/Topics/Social Desirability Bias

Social Desirability Bias

The tendency for people to overreport desirable traits or behaviors, and underreport undesirable ones.

Fact-Checks

9 results
Jan 19, 2026
Most Viewed

Do men with large 7 inch penises like to show off their equipment more than smaller men?

There is no robust, direct evidence that men who have an erect penis of about 7 inches are inherently more likely to "show off" their genitals than men with smaller penises; the literature instead poi...

Jan 12, 2026
Most Viewed

How much do self‑reported penis sizes differ from clinician‑measured values across large studies?

Across large systematic reviews and individual studies, men who self-report penis size tend to give figures that are consistently larger than measurements taken by clinicians, with the typical gap cen...

Jan 19, 2026

Do men with large penis sizes like 7 inches like to compare themselves to men with average sizes or even really small sizes?

There is no clear, direct evidence that men who have objectively large penises (for example, around 7 inches) as a group habitually enjoy comparing themselves to men with average or smaller sizes; the...

Jan 13, 2026

How do measurement methods (self-measurement vs clinician measurement) change reported average penis lengths?

Studies in which clinicians measure penises—using standardized bone‑pressed or investigator‑measured techniques—find an average erect length around 13.1 cm (≈5.16 in), while self‑reported surveys rout...

Jan 11, 2026

How do measurement methods (self‑report vs. clinician measurement) change findings about penis length and girth preferences?

Studies that ask men to report their own penile dimensions consistently yield larger averages than studies in which trained clinicians measure men, a discrepancy driven by over‑reporting, social desir...

Jan 6, 2026

Are there differences in penis size importance across age groups in surveys?

Large surveys and reviews paint a consistent core picture: among adult respondents, self‑reported satisfaction with penis size does not show clear variation across standard adult age bands, but import...

Jan 6, 2026

What are the documented complications from home penis‑stretching practices and how common are they?

Home penis‑stretching — from manual “jelqing” to weights, vacuum pumps and traction extenders — is promoted online as a low‑cost route to length or to treat curvature, yet the clinical record shows a ...

Jan 5, 2026

How do measurement methods (self-report vs clinician measurement) change reported penis girth averages?

Studies that rely on men’s self‑measurement or internet self‑reports consistently produce larger size estimates than clinician‑measured research, and the best pooled clinician‑measured data put averag...

Jan 5, 2026

How do measurement methods (self-report vs. clinical) affect reported penis size statistics?

Clinical and self-reported penis-size studies produce systematically different results: studies relying on self-measurement or survey responses consistently report larger average erect lengths than in...