Fainting or syncope can be thought of as a short-lived reduction in blood flow to the brain. The human brain relies on a constant supply of oxygen and nutrition carried in by blood. When this supply ...

Over one million Americans faint every year, and countless more do worldwide. Fear, pain, the sight of blood or prolonged standing – think the long lines of summer travel – can trigger fainting. These ...

Fainting, also known as syncope, occurs when blood flow to the brain temporarily decreases — leading to a brief loss of consciousness. While it can result from dehydration, overheating, or medical ...

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 ...

Also known as the "common faint," vasovagal syncope (pronounced vay-zoh-Vay-gul Sing-kuh-pee) results from an abnormal circulatory reflex and could be caused by a number of factors: Environment: The ...