All vessels feature varying lumen size. The lumen is the hollow opening or the space inside the blood vessel. Artery Vein Capillary Function Carry blood away from the heart (usually oxygenated ...

Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns ...

We examined the heart and observed an increase in the number of blood vessels. 09:58 But the sheet itself doesn't contain blood vessels as they don't form during the production process.

On a physical level, that means a faster heart rate and constricted blood vessels. When you experience stress, you might also be more likely to engage in habits that can have negative effects on ...

ACE inhibitors are drugs that widen blood vessels to improve the amount of blood your heart pumps and lower blood pressure. Here are several handy tips on how to incorporate the Dietary Approaches ...

Atherosclerosis is the buildup of plaque — a combination of cholesterol, fat, calcium, and blood elements — on and inside the walls of your arteries. Your arteries are the blood vessels that ...

All vessels feature varying lumen size. The lumen is the hollow opening or the space inside the blood vessel. Artery Vein Capillary Function Carry blood away from the heart (usually oxygenated ...