Often Causes Fainting

Members of your family there is often unconscious?? Definition of fainting is losing consciousness suddenly, usually only a few seconds or minutes. Before you pass out you usually feel dizzy, dizzy, the room such as spinning, nausea and sweating. Blurred vision and hearing whistling, this is because your brain is not getting enough oxygen, blood and glucose.

In addition there are 7 easy one cause fainting, including:

1. Anemia
Anemia or deficiency of red blood cell count can lead to fainting because not enough red blood cells to supply oxygen to the brain. Anemia can be caused by lack of iron intake, disease or bleeding (eg, excessive menstruation).

2. Reaction vagus nerve
Fainting mostly triggered by the vagus nerve that connects the brain to the digestive system and play a role managing the bloodstream into the brain and gut. Overstimulation of the vagus nerve slows the heart rate and lowers blood pressure thus reducing the blood supply to the brain, causing fainting. Stress, fear, anxiety, panic, and pain that can powerfully stimulate the vagus nerve.

3. Shock
Shock is a condition characterized by low blood pressure which can lead to loss of consciousness. . Victims usually look confused shock, before losing consciousness when his condition worsened.

4. Changes in blood pressure
Changes in blood pressure may cause you to faint. Sometimes, the heart and blood vessels do not react fast enough when you change your body's need for oxygen. It is very common in the elderly and in people who have certain health conditions, such as diabetes. Fainting may occur if you stand too long or work harder than ability.


5. Hypoglycemia
Lack of blood sugar or hypoglycemia can make you faint. Hypoglycemia is not only caused by diabetes, but also because you do not eat for a long time.

6. Drug
Drugs that are intended to control high blood pressure can act too much lower blood pressure causing fainting. Alcohol, cocaine and marijuana can also cause fainting.

7. Dehydration
Dehydration or lack of fluids in the body can also cause fainting. Dehydration can be caused by vomiting, diarrhea, fever, sweating, severe burns or drinking less. Some diseases such as diabetes can also lead to dehydration because of too frequent urination. Vomiting and diarrhea, in particular, also stimulates the vagus nerve that double effect.