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 ...

Regular movement can do more for your heart health than you might expect, and the changes can start sooner than you think.

Learn how zinc affects blood vessel function, what research shows about zinc supplements and blood pressure, and who may or may not benefit.

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 ...

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

Red blood cells are important mediators of the innate immune system. Depending on the cellular environment, these cells either activate the immune system or maintain the system in a dormant state. In ...

Drinking nitrate-rich beetroot juice may do more than support heart health — it could actually reshape the bacteria living in the mouth in ways that help lower blood pressure in older adults. In the ...