Scientists have uncovered a new biological mechanism behind tissue and organ damage in low-oxygen conditions like heart attacks, strokes, and severe COVID-19. Bursting red blood cells—not traditional ...

Human bodies make 2 million red blood cells per second. They each live for 120 days and spend that time zooming completely around the body every 20 seconds, carrying oxygen from the lungs to other ...

Sickle cell disease (SCD) is a group of inherited blood disorders. Affected hemoglobin inside your red blood cells (RBCs) causes them to lose their flexible donut shape and take on a “C” shape. These ...

For the first time ever, scientists have given patients red blood cells that were grown in a lab. This feat is part of a clinical trial in England looking into the safety of the cutting-edge technique ...

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 ...