High blood pressure is incredibly common, affecting nearly half of U.S. adults. It’s also one of the biggest risk factors for ...

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

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 ...

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 ...

New research from the University of Birmingham shows that eating flavanol-rich foods—like tea, berries, apples, and cocoa—can protect vascular health in men from the harmful effects of prolonged ...

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 ...

Firms like Function Health and Oura market regular blood tests to people wanting to take their health into their own hands. The process often raises more questions for patients than it can answer.

Dr. Kathleen Elliott says blood cancers can impact the health, function and production of blood. Blood transfusions are a ...