Blood gets its color from hemoglobin, the protein in your red blood cells that carries oxygen throughout your body. When hemoglobin binds with oxygen, it turns bright red.

All blood in the human body is red in color. It is untrue that deoxygenated blood is blue. Human blood contains hemoglobin, which is a complex protein molecule in red blood cells. Hemoglobin ...

Congestive Heart Failure: the inability of the heart to adequately pump blood. This can be caused by a number of problems, including untreated high blood pressure , heart attacks , or infections.

Use of an artificial blood substitute can reverse cell damage caused by lack of oxygen and could make more organs available for transplants, treat heart attacks and strokes and even reverse death ...

A team led by the University of Sydney has identified red blood cell rupture at dying endothelial sites as a primary driver of microvascular obstruction in COVID-19, bypassing the expected role of ...

Each day, our hearts beat 100,000 times to pump eight pints of blood (give or take) around our body, delivering oxygen and nutrients so that our organs and muscles can work properly. It’s an ...

Organ failure from Covid, stroke, heart attack linked to red blood cell damage. Red blood cells damaged by long Covid and clogging blood vessels have been found to cause organ failure, providing a ...

Your heart is an amazing organ. It continuously pumps oxygen and nutrient-rich blood throughout your body to sustain life. This fist-sized powerhouse beats (expands and contracts) 100,000 times ...