Their walls contain smooth muscle that helps regulate blood pressure ... collecting blood from tissues and returning it to the heart. Unlike arteries, veins contain valves that prevent backward ...

Whether you're travelling, running or standing all day, a compression sock can help to improve circulation and reduce ...

Discover interesting facts about insects, the critters whose combined weight on the planet is 70 times that of all humans.

MALIGNANT smooth-muscle tumors (leiomyosarcomas ... In 1 of these cases the tumor apparently arose from the cephalic vein. As indicated previously, 8 tumors were considered to be local recurrences ...

However, excessive accumulation of dysfunctional PVAT leads to vascular disorders, partially through alteration of its secretome which, in turn, affects vascular smooth muscle cells and ...

If you have kids in school, or even if you don’t, you’ve probably realized that there’s a lot about the day-to-day of school ...

It uses sound waves to capture images of how blood flows through your veins and arteries. Carotid duplex ... use a variety of approaches to repair or remove the blood vessels and muscles causing ...

A research group has discovered that certain naturally occurring peptides in the body can trigger contractions in the vas ...

Learn the three main causes of swollen veins: venous insufficiency, blood clots, and inflammation. Discover symptoms, ...

These peptides, known as bombesin-like peptides (neuromedin B, gastrin-releasing peptide, and neuromedin C), were found to play an active role in smooth muscle movement in this organ. The team ...

Sudden narrowing of the coronary arteries—called coronary artery spasms—can lead to chest pain (angina), heart attacks, and ...