In this feature, we help you find your aura colour, explain how it is associated with your zodiac, and what it says about ...

A lot of people faint at some point in their lives for no clear medical reason. New research provides some explanation. And now an update on the science of swooning. NPR's Jon Hamilton reports on ...

Fainting happens when your brain doesn’t get enough blood. Dehydration, shock, too much alcohol, and even anxiety can lead to fainting. If you think you’re about to faint, lie down or put your head ...

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 ...

Fainting at the sight of blood is common to many people and usually occurs without warning. Again, it is unrelated to fear or squeamishness; rather, it involves elaborate physiological mechanisms.

A newly discovered pathway between the heart and brain may explain why healthy people faint. The pathway appears to carry signals from the heart's lower pumping chambers to an area of the brainstem ...

“Beware of fainting-fits… though at the time they may be refreshing and agreeable, yet believe me: they will, in the end, if too often repeated and at improper seasons, prove destructive to your ...

Fainting or syncope can be thought of as a short-lived reduction in blood flow to the brain. The human brain relies on a constant supply of oxygen and nutrition carried in by blood. When this supply ...