Medically reviewed by Mary Josephine Hessert, DO Common triggers for vasovagal syncope include extreme heat and dehydration.Fainting episodes occur most frequently in people younger than 40 years old.

Dysautonomia is a broad term for conditions that range from fainting to more serious life threatening conditions. Some are quite common, and some are extremely rare. Dysautonomia is a nervous system ...

Chicago, IL - Results of a randomized, double-blind trial of pacemaker therapy for the prevention of vasovagal syncope have shown no evidence of benefit from therapy. Due to the lack of benefit and ...

Establishing the cause or causes of syncope serves two principal purposes. First, an etiologic diagnosis permits assessment of prognosis and risk of recurrence, both issues of great concern for ...

Fainting or blacking out, also known as syncope, is a temporary loss of consciousness due to insufficient blood flow to the brain. Dreamstime/TNS You may have heard that people who feel faint should ...

Picture this: you’re standing in line at the grocery store when suddenly you feel dizzy, nauseous, and before you know it, you’re waking up on the floor with concerned strangers hovering over you. If ...

You may have heard that people who feel faint should sit with their heads between their knees, but is that true? And how can you tell whether you or someone else who has fainted should go to the ...

LONDON — You may have heard that people who feel faint should sit with their heads between their knees, but is that true? And how can you tell whether you or someone else who has fainted should go to ...