The fainting, also known as syncope, can be defined as a reduction in the blood supply that carries oxygen to the brain, which can cause us to lose consciousness completely or partially. Knowing what the causes that may be behind a fainting and as well as know their symptoms, will help us know how to act. If we have suffered an episode of fainting, should consult a doctor to rule out that there may be behind some kind of health disorder.
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The faintness generally occurs in certain situations that predispose us to do so. In fact, there are people who are more likely to have fainting, even in youth. In other cases, it is a specific episode. The most common causes are related to stress, strong emotions, excessive heat, fever, and stay in an enclosed space and without ventilation, continued fasting or excessive consumption of alcoholic beverages. In some cases, it may occur after performing blood extraction. People suffering from cervical osteoarthritis, as well as those that have underweight or low blood pressure may be more prone to suffer from fainting.
The most common symptoms are the appearance of dizziness, blurred vision, nausea, sweating, weak pulse, shallow breathing, pale skin and abdominal discomfort.
It is advisable to sit or lie down when such symptoms appear, especially to prevent falls or bruises when hit against some object.
It is advisable to consult a doctor to rule out that behind the fainting may exist, for example, a heart problem. It should be noted that in the majority of cases the faintness have a good prognosis and usually do not require specific treatment, although this does not mean that we should underestimate the symptoms. In a matter of health, prevention, as we know, plays a fundamental role.
Before an episode of fainting, it is appropriate that the person lie down in a cool and airy place, with legs up. Coughing will help increase the blood flow to the brain to help recover. We must avoid drink or eat anything until recovered.