Every second, an adult generates around five million new blood cells to replace aging or dying ones, making the blood system a highly regenerative organ.

Our blood consists of many cell types that develop through different stages from a precursor type -- the blood stem cell. An international research team has now investigated the developmental pathways ...

BACKGROUND: Despite the high morbidity and mortality of heart failure with preserved ejection fraction (HFpEF), treatment ...

Earth will cast its shadow across the moon, turning its surface red as our planet, our moon, and our sun align. That's why total lunar eclipses are sometimes called the "blood moon." This will be ...

is a measurement of the average amount of hemoglobin within a red blood cell. MCH that's lower or higher than normal may indicate you have a condition such as anemia or high cholesterol.

Strands of fibrin stick to blood vessel walls and clump together to form a web-like complex that red blood cells become caught up in. A blood clot consists of platelets and fibrin strands, as well as ...

Hemolytic anemia occurs when red blood cells are destroyed faster than they can be replaced. The loss of red blood cells means that fewer are available to carry oxygen and nutrients to tissues or ...

Unlike other blood types, people with Rhnull blood have no Rh antigens on their red blood cells. Healthcare professionals classify blood type according to the presence or absence of antigens ...

Leukemia is a cancer of the blood cells. There are several broad categories of blood cells, including red blood cells (RBCs), white blood cells (WBCs), and platelets. Generally, leukemia refers to ...

Treasury yields slid to their lowest levels of the year Tuesday as a recent parade of softening data suggested the US economy will require Federal Reserve interest-rate cuts this year. Treasuries ...

A seven-year-old girl who suffered a stroke while going down a park slide faces 'a tough road ahead' after 12 failed attempts to reach a blood clot on her brain forced doctors to remove a third of ...

the soft center where new blood cells grow. It causes your marrow to make too many red blood cells so your blood is too thick. You may be more likely to have clots, a stroke, or a heart attack.