“Am I Normal” Study Reveals Average Manhood Length

A newly-published study purports to definitively reveal the typical size of manhood spanning all ages and races, NBC News reported. The typical length of mean length of an erection is 5.16 inches, according to a paper titled "Am I Normal?" published Tuesday in the British Journal of Urology. The new study analyzed 20 previous research projects — encompassing 15,521 men in total — to determine the typical size.

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