Yes, yes they do. All of them. Liberally.
"As a swimmer, you just have to accept that you're swimming in pee," said Carly Geehr, a former member of the U.S. national swim team.
Answering the question on the Q&A website Quora, Geehr said "nearly 100 percent" of elite competitive swimmers regularly do it, mostly because they can't help it. "Adrenaline and nerves wreak havoc on your system, she said, "and I knew tons of other swimmers that always, regardless of prior planning, had to pee right before a race."
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