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Feb 17, 2013 ... As it turns out, fainting at the sight of blood may be a primitive reflex buried deep in our brain. Fainting, or "vasovagal syncope," is a pretty ...


Jan 15, 2009 ... Why the sight of blood might make you faint – and what you can do about it. ... in Honolulu, who treats people with blood-injury phobias.


However, for some people, seeing blood or needles causes them to faint or to feel like they will ... Why Do Some People Faint at the Sight of Blood or a Needle?

Oct 4, 2016 ... Josh explains the science of why people faint at the sight of blood. Learn more at HowStuffWorks.com: ...


Mar 18, 2013 ... Getting dizzy and fainting at the sight of someone else's blood doesn't seem to be the most, uh, evolutionarily appropriate response. How's that ...


Oct 20, 2016 ... Why do some people faint at the sight of blood? Learn more about fainting, the brain and anxiety in this HowStuffWorks Now article.


Oct 22, 2014 ... "We do clinically find that when people faint at the sight of blood, usually it's their own blood or blood from someone they care about.


Learn how it works, and what you can do to solve it. ... A blood phobia is a condition in which a person is likely to faint at the sight of blood, the ... People often think of fainting as a physical catastrophe, in the same category as heart attacks.


Oct 14, 2015 ... Research has shown blood fainters do not experience the emotion of disgust any more readily than people who do not faint at sight blood, she ...