Is there really a sound that makes you poop yourself? © Getty Images

Is there really a noise that makes you poop yourself?

The science behind the infamous ‘brown note’.

The enduring legend of the ‘brown note’ – a sound frequency so low that its resonance through the human body causes spontaneous, uncontrollable pooping – is thankfully no more than a legend. The origin of this hilarious, if unsettling, myth appears to be a spoof article published in 1974, which described a giant horn that apparently gave the entire audience diarrhoea with a rendition of the national anthem at its unveiling in 1850.

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However, scientists have tested the effects of different sound frequencies on the human body and found no evidence for the infamous brown note.

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Asked by: Nabil Bendrimia, London

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