Trump and Rubio argue 'hand' size, but what does science say? - CNET

Still, this was all about another appendage, wasn't it?

During Thursday night's debate, Trump first displayed his hands and wanted America to admire them, almost like O.J. Simpson famously claiming his hands were too big for the gloves during his murder trial.

The famed property developer wanted to make clear that the (allegedly) developed size of his hands meant there was no problem with "something else." Like the man in the old Men's Wearhouse ads, he guaranteed it.

Does science guarantee it, however?

I searched long and hard and found this 2011 study from members of the department of urology at Gachon University Gil Hospital in Incheon, Korea. It's called "Second to fourth digit ratio: a predictor of adult penile length."

Its conclusion wasn't as straightforward as Rubio's suggestion. Instead, the study concludes, if your index finger is shorter than your ring finger, your penis is likely to be bigger than if the ratio is the other way around.

Of course, because you're like that, you'll now be wondering about other body parts being indicative of penis length. One study found that there's no evidence that shoe size makes any difference.

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However, another study from Nigeria suggested that the larger a man's buttocks, the larger his penis. I will leave you to insert your own joke here. Twitter, of course, leaped onto this handy bandwagon. The Twitter hashtag #trumphands offers expositions of some length on this issue of national importance.