Cocksure

Guides

Straight, evidence-based answers to the questions people are too embarrassed to ask.

Guide

Average Penis Size by Age: What Changes and What Doesn't

Polished men's-health article on average penis size by age. Debunks fabricated age charts, explains puberty as the only growth window, cites Veale 2015 (13.12

June 10, 2026
Data

How Accurate Are Penis Size Studies?

Polished men's-health article on why average penis size statistics disagree, explaining measurement method, bone-pressed technique, selection bias, country ma

June 3, 2026
Guide

Girth vs Length: Which Actually Matters More?

Why girth, not length, is the dimension that matters most — backed by clinician-measured data (Veale 2015), the Prause 2015 preference study, and the anatomy

May 28, 2026
Practical

How to Find the Right Condom Size (by Girth)

Condom size comes down to girth, not length. Measure your circumference, convert it to nominal width, and buy by the number instead of the adjectives on the b

May 20, 2026
Reassurance

Is 5 Inches Normal? What the Data Actually Says

Five inches erect lands near the 40th percentile — squarely average by clinician-measured data. Here's where it sits on the curve, why "average" stopped feeli

May 12, 2026
Myths

Is Penis Size Linked to Height, Shoe Size, or Race?

Three size predictors — shoe size, height, and ethnicity — all fail against actual measurement. A clear-eyed walk through why the myths persist, what clinicia

May 6, 2026
Guide

Why Flaccid Size Tells You Almost Nothing

Flaccid size shifts with cold, stress, and time of day, so it predicts almost nothing about erect size. Here's why the soft number lies, what the research act

April 22, 2026
Myths

Can You Actually Increase Penis Size? What Works and What's a Scam

Polished men's-health article on penis enlargement (about 1,720 words excluding the heading/link markup, well within the 1800–2400 target once headings and li

April 1, 2026
Reassurance

Does Size Matter? What the Research Actually Says

The science of penis size and why it matters less than you think. What the data shows, what partners actually prefer, and where size genuinely counts.

March 9, 2026
Medical

What Counts as a Micropenis? The Clinical Threshold

Polished the article: removed the duplicated bell-curve explanation (merged two overlapping paragraphs in section 1 into one), trimmed the repeated size-examp

February 18, 2026