This new imaging technique, when applied to humans, could both improve our understanding of the circulatory system (veins, ...

Vasodilation is a function within the circulatory system that occurs when the smooth muscles in the blood vessels relax, allowing the blood vessels to widen or dilate. This increases blood flow to ...

This new imaging technique, when applied to humans, could both improve our understanding of the circulatory system (veins, ...

Blood microcirculation is a complex network that transports blood to tissues and organs through tiny blood vessels. When this mechanism functions properly, cells receive the oxygen and nutrients they ...

A stroke occurs when blood flow to the brain is interrupted, causing brain cells to shut down. This can lead to a wide range ...

Kim Kardashian's recent revelation about being diagnosed with an aneurysm has sent shockwaves through the media and her fanbase. In a teaser clip from the latest season of "The Kardashians," she opens ...

Just like the heart, arteries and veins, the body's lymphatic system is in a constant state of motion, circulating fluid that plays a vital role in purging the body of toxins and staving off disease.