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Fainting is a temporary loss of consciousness due to a drop in blood flow to the brain. The episode is brief(lasting less than a couple of minutes) and is followed by rapid and complete recovery.
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Fainting is a temporary loss of consciousness, weakness of muscles, and inability to stand up, all caused by sudden loss of blood flow to the brain. Fainting is a relatively common symptom caused by a variety of problems relating to changes in blo...
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Fainting is loss of consciousness caused by a temporary lack of oxygen to the brain. Known by the medical term"syncope," fainting may be preceded by dizziness, nausea, or a feeling of extreme weakness.When a person faints, the loss of consciousnes...
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Syncope, or fainting, is a temporary loss of consciousness, usually caused by decreased blood flow to the brain. Syncope is a symptom, rather than a disease itself, and has many causes.
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An arrhythmia is a disorder of the heart rate(pulse) or heart rhythm, such as beating too fast(tachycardia), too slow(bradycardia), or irregularly.Dysrhythmias; Abnormal heart rhythms; Bradycardia; Tachycardia.Normally, the four chambers of the he...
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An arrhythmia is an abnormality in the heart''s rhythm, or heartbeat pattern. The heartbeat can be too slow, too fast, have extra beats, skip a beat, or otherwise beat irregularly.Arrhythmias are deviations from the normal cadence of the heartbeat,...
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