There are an estimated 100 billion neurons in the brain. Messages are passed along neuronal pathways in the brain via molecules, known as neurotransmitters, that act as “chemical messengers.” The ...

The Middle East is on the cusp of a prolonged conflict that could push oil prices to heights not seen in four years. For now, American drillers are sitting this one out. The U.S. oil benchmark settled ...

Myocarditis is generally a mild and self-limited consequence of systemic infection of cardiotropic viruses. However, patients can develop a temporary or permanent impairment of cardiac function ...

On recognition of a cardiac arrest event, a layperson should simultaneously and promptly activate the emergency response system and initiate cardiopulmonary resuscitation (CPR). Recognition that all ...