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What causes fainting? Scientists finally have an answer

nature.com · 404 words · saved by 1 readers

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Email Bluesky Facebook LinkedIn Reddit Whatsapp X The Effect of Melodrama (1830) by Louis Leopold Boilly. The precise mechanisms that control how and why people faint have long puzzled scientists. Credit: Leemage/Corbis via Getty Access through your institution Buy or subscribe Whether as a result of heat, hunger, standing for too long or merely the sight of blood or needles, 40% of people faint at least once in their lives. Access options Access through your institution Access Nature and 54 other Nature Portfolio journals Get Nature+, our best-value online-access subscription $32.99 / 30 days

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