Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Discover the 8 best vitamins for improving blood circulation in your legs. Learn how these nutrients support healthy blood ...

We describe an automated method to locate the optic nerve in images of the ocular fundus. Our method uses a novel algorithm we call fuzzy convergence to determine the origination of the blood vessel ...

New research: Atherosclerosis shows similarities to tumor development A new study shows that cells in atherosclerotic blood vessels grow in a way that resembles tumour development.

There are more than 100,000 people on organ transplant lists in the U.S., some of whom will wait years to receive one – and some may not survive the wait. Even with a good match, there is a ...