A new study shows that the sinoatrial node (SAN) -- a small but powerful structure in the human heart that serves as its natural pacemaker and initiates every normal heartbeat -- runs on different ...

Prostaglandin E2 (PGE2), a bioactive lipid derived from arachidonic acid, mediates a broad range of physiological processes ...

An often-ignored type of cell in the brain plays a dynamic and surprisingly complex role in our ability to process information, according to new research.

Researchers at Washington University School of Medicine in St. Louis have upended the decades-old dogma of how connections ...

For decades, doctors and researchers have puzzled over a basic heart rhythm mystery: Why do women tend to have faster ...