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 ...
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: ...
Fainting at the sight of blood is common to many people and usually occurs without warning. Again, it is unrelated to fear or ...
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 ...
Picture this: you’re standing in line at the grocery store when suddenly you feel dizzy, nauseous, and before you know it, you’re waking up on the floor with concerned strangers hovering over you. If ...
“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 ...
Dear Dr. Douma: My granddaughter is 7 years old and has passed out a couple of times following a bowel movement. She has been diagnosed with vasovagal syncope. Would you please explain this, since I ...
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 ...
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 ...
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