This video explains how the heart, blood, and blood vessels work together to circulate oxygen, nutrients, and other vital ...

Researchers at Lund University in Sweden have discovered that bird blood produces more heat in winter, when it is colder, than in autumn. The study is published in The FASEB Journal. The secret lies ...

A simple cocoa-based intervention taken just before long periods of sitting can help preserve blood vessel function in both the arms and the legs. This highlights a practical nutritional strategy to ...

A new discovery at the University of Alberta will fundamentally alter how we view spinal cord function and rehabilitation after spinal cord injuries. Neuroscientists found that spinal blood flow in ...

Cells contain diverse populations of molecules called lipids, which are organic fatty compounds. Lipid metabolism, the synthesis and breakdown of these lipids, plays a key role in regulating the ...

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 ...

Blood pressure in adults and children is routinely measured from the brachial artery, although central blood pressure can be assessed non-invasively by direct tonometry of the carotid artery, or ...

When blood is donated, it is rarely used as whole blood. Instead, blood banks separate it into different components so that ...

Taking supplements enables people to make up for certain nutritional deficiencies. But certain types, like melatonin, can ...