While previous studies have attributed the increase in cardiac output to numerous factors such as the presence of non-cholinergic and non-adrenergic factors in the plasma, the major causes seem to ...

It takes time for the heart to recover from high-output heart failure. I don’t know if there still is some blood going through his AVM, but based on his symptoms, I am optimistic that most, if ...

Biologists discover the Burmese python can expand the size of its heart to cope with extra metabolic demands of eating big meal. CBC News · Posted: Mar 03, 2005 6:01 PM EST ...

Rachel Jelley said she was just trying to grab some screws from the garage when the belly-crawler made its grand and unwelcomed entrance just inches from her face.