Observational study links fetal penile size to foot length, suggesting a growth indicator.
Penile length increased significantly and positively when correlated with foot length during the 2nd trimester of gestational development. We can suggest that foot size can be considered an indicator of penis size in human fetuses.
No takes yet. Share an insight, caveat, or question.
Mizrahi et al. (2026) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: