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Fainting Learning Center
Causes could include:
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Fainting may occur while you are urinating, having a bowel movement (especially if straining), coughing very hard, or when you have been standing in one place too long. Fainting can also be related to fear, severe pain, or emotional distress.
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Fainting is caused by a variety of factors, including stress, pain , overheating, dehydration, excessive sweating, exhaustion, hunger, alcohol, and drugs. Fainting may also be a side effect of some medications. A simple faint resulting from any of...
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Extreme pain , fear, or stress may bring on fainting. This type of fainting is caused by overstimulation of the vagus nerve, a nerve connected to the brain that helps control breathing and circulation. In addition, a person who stands still or ere...
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Dozens of different underlying problems can cause syncope; some are life-threatening, others are of little importance. Here is one way to classify them.
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Low blood pressure, or hypotension, occurs when blood pressure during and after each heartbeat is much lower than usual. This means the heart, brain, and other parts of the body do not get enough blood. See also: Blood pressure
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Hypotension is the medical term for low blood pressure.
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