What's the reason for sudden fainting

summary

I believe that you should not be unaware of the sudden fainting. Fainting is a sudden, transient, transient loss of consciousness and fainting. You may understand it in different ways. Sometimes you will see someone suddenly fainting on the road and people around you are at a loss. What's the matter with sudden fainting? Let's tell you the reason of sudden fainting!

What's the reason for sudden fainting

First: cardiogenic syncope (fainting). Because of arrhythmia, myocardial infarction and other reasons caused by a sudden decrease in cardiac output. Especially common in atrioventricular block, ventricular paroxysmal tachycardia, etc.

Second: reflex syncope. This is a common form of fainting. (1) Due to the increased tension of vagus nerve. (2) Postural syncope usually occurs when the supine position turns to upright position. (3) Carotid sinus anaphylactic fainting.

Third: urination syncope (fainting). It occurs suddenly when urinating or after urinating. It is more common in men, especially when they get up at night to urinate or urinate too long.

matters needing attention

Others fainted (fainted). Diet for health, comprehensive and balanced diet, nutrition experts. Common in patients with chronic obstructive pulmonary disease or with emphysema. Blood loss and water loss fainting can be caused by acute massive blood loss and water loss caused by various reasons and a sudden decrease in effective circulation volume. Mountain wave adaptation and hypoglycemic fainting are caused by insufficient oxygen content and blood sugar content in the inhaled air.