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

If you’re feeling dizzy when you get up from sitting, or perhaps you feel faint and lightheaded, then it’s usually harmless. ...

Fainting (known medically as syncope) is a sudden loss of consciousness and collapse due to temporary lack of blood flow to the brain. Fainting is always an emergency, but the most common conditions ...

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

Syncope is a common clinical problem affecting up to 40% of individuals over a lifetime. Most cases, especially ...

Add Yahoo as a preferred source to see more of our stories on Google. Where is a fainting couch when you need one? Michael C. Gray/From www.shutterstock.com Over one million Americans faint every year ...

Establishing the cause or causes of syncope serves two principal purposes. First, an etiologic diagnosis permits assessment of prognosis and risk of recurrence, both issues of great concern for ...

And now an update on the science of swooning. NPR's Jon Hamilton reports on evidence that fainting can be caused by a newly discovered pathway between the heart and the brain. JON HAMILTON, BYLINE: ...

A sudden restriction of blood flow to the brain. That's how scientists have traditionally explained why people faint. But several mysteries remain: What causes someone's blood flow to spontaneously ...

We have an update now on the science of swooning. I often swoon when I hear our theme music by B.J. Leiderman. NPR's Jon Hamilton reports on evidence that fainting can be caused by a newly discovered ...