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2ekeesWarrior t1_isg7sbv wrote

Reply to comment by sloppyredditor in TIL: Sperms were thought to move by wiggling their tails side-to-side, like eels, for 350 years. But research shows that they roll as they move forward like a spinning top. by vect77

It's why men get less frequent UTIs. Spiral stream cleans the piping better

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G1CUL t1_ishqye9 wrote

No. Fewer UTI's is because your urethra is a foot long. A woman's is only a couple of inches. Way easier for contaminants to get in

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