London Marathon

Speaking to Runner’s World, orthopaedic surgeon Dr Elizabeth Matzkin said that, “Frequent urination while running can be due to several different causes.”

These include tight clothing, over-hydration, pre-jog caffeine, and the added pressure an elevated heart rate places on your kidneys, she added.

But whatever your reason for passing urine, PEEQUEL, whose women-only urinals seek to defeat the up-to-34x longer wait for the ladies’ at events like this weekend’s London Marathon, wants in.

Amber Probyn, co-founder of PEEQUAL, told Sky News: “We love coming to the TCS London Marathon because we firmly believe that women shouldn’t have to choose between starting their race on time or waiting to go to the loo.

“We’re really proud that 1,000 litres of wee won’t go to sewage, and will instead be........

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