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 ...

Fainting represents one of the body’s most dramatic protective mechanisms – a sudden, temporary loss of consciousness that looks alarming but often serves a vital purpose. This phenomenon, medically ...

Although he had never seen a case like it in his career, cardiologist David Lomnitz felt certain he knew why his new patient kept blacking out when she ate. At the time of her first appointment in ...