Vasovagal syncope is a form of dysautonomia characterized by an inappropriate drop in blood pressure while in the upright position.
22.
Other medical journal articles have discussed additional aspects of this possible link between vasovagal syncope and evolutionary fitness in blood-injection-injury phobias.
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The main danger of vasovagal syncope ( or dizzy spells from vertigo ) is the risk of injury by falling while unconscious.
24.
The vagal action slowed Bush's heart beat and lowered his blood pressure, leading him to faint, a reaction that is called vasovagal syncope.
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Vasovagal syncope is a common condition in which a temporary loss of consciousness results from an inadequate amount of blood flowing to the brain.
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She visited a doctor as a result, and was diagnosed with vasovagal syncope and given a heart rate monitor to wear throughout the following day.
27.
In cases of emotional distress, this system may activate, resulting in fainting due to decreased blood pressure from vasodilation, which is referred to as vasovagal syncope.
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Many people who suffer from fainting during needle procedures report no conscious fear of the needle procedure itself, but a great fear of the vasovagal syncope reaction.
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Several tests confirmed DeJong suffered from a heart murmur, an arrhythmia and a condition called vasovagal syncope, which causes veins to constrict and make her pass out.
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Vasovagal syncope, which is probably what was afflicting all those film heroines, accounts for roughly half of the cases that come through the emergency room, according to nationwide figures.
