Dehydration, skipped meals, and heart issues can all be behind that faint feeling.

Feeling dizzy, lightheaded, or suddenly blacking out may seem harmless in some situations, but doctors say fainting can ...

You may have heard that people who feel faint should sit with their heads between their knees, but is that true? And how can you tell whether you or someone else who has fainted should go to the ...

Back in June, during one of those spells of hot sticky weather, I was just finishing a nice meal with coworkers in a restaurant when we were approached by an anxious waitress asking if we were doctors ...

Common triggers for vasovagal syncope include extreme heat and dehydration. Fainting episodes occur most frequently in people younger than 40 years old. Vasovagal syncope is usually not dangerous, but ...

Q. I have a tendency to faint when I have blood tests and when I hear about medical procedures. What do these fainting episodes mean for my general health? Are there any supplements that can help? A.

LONDON — You may have heard that people who feel faint should sit with their heads between their knees, but is that true? And how can you tell whether you or someone else who has fainted should go to ...