Leukemia starts in the bone marrow and can crowd out healthy cells, replacing them with abnormal leukemic cells. This often lowers red blood cell and platelet counts, causing fatigue and easy bleeding ...

Blood cell disorders affect red blood cells, white blood cells, or platelets made in bone marrow. They can be acute or chronic. They can also be genetic, the result of other conditions, or ...

When you get a cut, your blood changes from a free-flowing liquid into a clump of gel -- that’s a clot -- to stop the bleeding. That’s like if a hose could patch itself after it springs a leak. It’s a ...

While the concept of blood clots may sound scary, the act of blood clotting is essential for bodily function. “Clotting is a normal and essential bodily process that helps you stop bleeding when ...

If your doctor orders a blood sample, your blood will be collected by either a doctor, nurse, or phlebotomist. That's someone who's specially trained to collect blood samples.‌ First, the person ...

Pima County Sheriff Chris Nanos confirmed in a press conference on Thursday that the blood drops found on Nancy Guthrie's porch were traced back to her. Nanos confirmed that no suspect had been ...

Red blood cell disorders are conditions that affect the number or function of red blood cells (RBCs). RBCs are one of the main components of blood. They are among the most abundant cell types. The ...

Lupus affects different people in different ways. Many people with lupus have problems with the heart, lungs, and blood. How does lupus affect the heart, lungs, and blood? Your heart, blood vessels, ...

The blood–brain barrier acts as a strict control point for what can enter the brain, and is created by tight junctions between endothelial cells lining blood vessels, astroyctic endfeet and a basement ...