Add Yahoo as a preferred source to see more of our stories on Google. A 20-year-old with a fainting disorder that caused her to pass out every day is cured by a cutting-edge surgery Abby McGillvray, ...

Most of us have experienced fainting at least once in our lives. It is the sudden loss of consciousness, usually caused by a sudden drop in blood flow to the brain. What other health issues can cause ...

Researchers have for the first time identified the genetic pathway between the heart and brain tied to fainting. They found that vagal sensory neurons trigger fainting, laying a foundation for ...

Abby McGillvray, 20, used to pass out on a weekly or even daily basis. She had vasovagal syncope, a condition that causes moments of reduced blood flow to the brain. Doctors successfully corrected a ...

An image of a heart labeled by vagal sensory neurons. In a new study published in the journal Nature, UC San Diego researchers and their colleagues found that these neurons trigger fainting, laying a ...