Fainting May Be In Your Genes

Fainting, also called vasovagal syncope (by about five neurologists and no one else), is a brief loss of consciousness that occurs when blood flow to the brain drops.  Its causes are so numerous that it is basically unknown what causes it - everything from dehydration to medications to pregnancy, heart conditions and age - but these triggers all occur among people who have a strong genetic predisposition, according to new research. read more

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