Deciding to Investigate
So I kept seeing wild claims online about penis sizes, especially regarding Black men. People were throwing around numbers like “8 or 9 inches on average” like it was fact. Got curious enough to dig into proper research studies myself.

Searching for Real Data
Started by avoiding porn sites and sketchy forums completely. Searched PubMed for clinical studies measuring erect penis sizes properly – you know, actual scientists using tape measures on consenting adults in medical settings.
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Key studies I found:
- A 2021 review combining 88 studies worldwide
- A UK study with over 15,000 measurements
- U.S. urology journal research
Surprisingly hard to find large-scale studies done properly without self-reporting or bathroom wall-style rumors.
What the Numbers Actually Show
Here’s what shocked me:
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MYTH: Black dudes are packing 8+ inches on average

FACT: Studies showed 5-5.5 inches average for ALL races
MYTH: Huge racial differences exist
FACT: Variance between racial groups was less than 0.5 inches
Found zero legit research supporting those crazy stereotypes. Even looked up that famous “Kinsey Report” myth – turns out it never even measured Black men!
Why These Myths Stick
While writing notes, I realized how much pop culture lies: porn exclusively casts above-average guys, music lyrics exaggerate, racist tropes get treated as biology. Measurement errors matter too – lots of guys measure wrong (pro tip: start from the pubic bone!).
Final Thoughts
Honestly expected bigger differences before doing this. Actual science shows human dicks fall in a way tighter range than rumors suggest. Kinda disappointing how persistent this myth is despite data saying otherwise. Won’t be quoting bathroom stall graffiti as fact anymore.