Have you ever felt your legs wobble, your head go fuzzy, and then everything go dark? Fainting might feel alarming, but beneath that sudden blackout lies a fascinating story of how our body takes a ...

Medically reviewed by Richard N. Fogoros, MD Key Takeaways Vasovagal syncope often happens when standing or sitting up because more blood goes to your legs.If you feel faint, try lying down with your ...

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Fainting, medically known as syncope, is a condition that may need immediate medical attention. The causes of fainting may range from mild to severe conditions. Fainting is the temporary loss of ...

THE present emergency has provided an unusually abundant opportunity for the study of syncope, or fainting, in blood donors. Although not in itself serious, fainting results in loss of time to the ...

A personal history of passing out. A cardinal symptom of panic disorder is the sudden, inexplicable sense of an imminent loss of control. Panicky persons become afraid that if they do not leave ...

Get unlimited access to ad-free articles and exclusive content. You might not think President George W. Bush and Amy Winehouse have much in common, but they’ve both succumbed to episodes of syncope, a ...

As a neurologist, Dr. Sam Berkovic sees many patients who frequently faint. These people say they feel weak in the knees after experiencing something unpleasant, perhaps seeing blood or being ...