Harvard Men's Health Watch

On call: penile length

On call

Penile length

Q. My 14-year-old son is preoccupied with the size of his penis. It seems normal to me, but his friends have been teasing him. They say that because he has small feet, he'll have a small penis. Is there any truth to this?

A. It's not surprising that your son thinks foot size and penile length are related. It's actually quite a common belief. More surprising, perhaps, is that some scientists take it as seriously as adolescent boys — or at least seriously enough to test the possibility.

Doctors in London studied 104 men between the ages of 17 and 84, measuring foot size and penile length to see if they are related. In short, their answer was a flat-footed no.

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