Vagus nerve stimulation reduces bleeding

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neural tourniquet

Live Science

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Scientists reveal 'neural tourniquet' that can stop bleeding with nerve stimulation

Summary

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75% Informative

First evidence in humans of a "neural tourniquet" or a brain-based pathway that could reduce bleeding.

The vagus nerve, which originates in the brain and branches out to other organs, controls the parasympathetic nervous system.

The technique could be used before planned surgeries to protect patients from excessive bleeding.

Liam Drew is a freelance science journalist covering neuroscience, biomedical research and most things biological. He writes regularly for Nature and its sister journals. His work has also appeared in New Scientist , The Guardian, Knowable, Aeon, Quanta and The Reader's Digest . Liam is the author of "I, Mammal : The Story of What Makes Us Mammals" ( Bloomsbury , 2016 ) and " The Brain Book " (DK, 2021 ), an introduction to the brain for 5- to 9-year-olds . He lives near London ..