When adults became angry after remembering past experiences, the function of cells lining the blood vessels was negatively impaired, which may restrict blood flow, according to a new study. Previous ...

Beets contain nitrates that the body turns into nitric oxide, a compound that helps relax blood vessels to improve blood flow ...

New research suggests that a natural compound found in cocoa may help protect the heart and improve blood vessel health, even ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. Does it ever feel as if your ...

High blood pressure is one of the most common health problems in the world. Doctors often call it hypertension. It happens ...

The kidneys contain millions of microscopic blood vessels known as peritubular capillaries. These vessels recapture helpful nutrients like glucose and minerals and return them to your bloodstream for ...

Blood plasma is a light yellow liquid that makes up about half of a person’s blood. Blood plasma is vital for fighting infection, maintaining correct blood pH levels, helping blood to clot, and ...

For years, scientists have known that the anti-aging hormone klotho, infusions of young blood, and exercise each improve brain function in older mice. But they didn’t know why. Now, two UC San ...