Vasovagal Syncope Symptoms, Signs and Causes

In other words, any case when the blood pressure goes down or heart rate decreases might be the clue. Immediately before the person faints, he/she may feel light headed and dizzy, having the blurred vision. Statistics show that the problems appear in 3% of the male population and 3.5% of female population. Thus, both are under the equal risk of vasovagal syncope. Another risk factor is aging.