During an upright tilt, a person's cardiovascular system has to adjust in order to prevent a significant portion of the blood volume from pooling in the legs. These adjustments consist of a mild ...

Fainting or blacking out, also known as syncope, is a temporary loss of consciousness due to insufficient blood flow to the brain. Dreamstime/TNS You may have heard that people who feel faint should ...

History-taking and physical examination will usually indicate whether the fainting spell is syncopal or from another cause, and will allow for a precise diagnosis in about 40% of older patients. [7] ...

Adam Christman, DVM, MBA: Okay, I think the number one most important question, not most important. There's a lot of great ones, but this is a very common question that we ask get asked is it a ...

Episodes of fainting are mostly dismissed as those due to stress, fatigue, or dehydration. Sometimes, even when you do not eat properly, you may feel unconscious, but doctors have a different take.