Developing a more comprehensive understanding of the interactions between the brain, blood vessels, and the immune system holds great promise for unlocking new ways to treat neurological diseases ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

Learn more about hypertension. Researchers point to the likelihood that the blood vessels in your nose are more susceptible to damage and more likely to bleed over time. A 2019 study pointed to ...

EGPA is a rare inflammatory condition that affects small to medium-sized blood vessels and can lead to life-threatening damage to multiple organs. The condition often develops in stages.

Some of the possible causes of bloody bowel movements with constipation include: Hemorrhoids are swollen, inflamed blood vessels found around the anus or in the lower rectum. They may be external ...

Some are caused by an external force, such as a blow to the body, while others occur within the body due to a disease or structural weakness. An aneurysm is a bulge in a blood vessel caused by a ...