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This Is Why People Faint at the Sight of Blood

It could have something to do with an overachieving vagus nerve

Illustration: Amber Vittoria

OOne afternoon when she was six years old, Kim Petschek was walking home from school when she stubbed her toe on the sidewalk, resulting in a small — but bloody — gash. The next thing she remembers is waking up on the street, sprawled out face-first on the concrete with her front…




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Sarah Watts

Sarah Watts

Musing about mental health, science, pop culture and more.

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