The body replaces old red blood cells by generating fresh ones, typically producing about 2 million cells per second. (sciencenews.org)
This is jaundice and is caused by a normal breakdown of old red blood cells resulting in an increased amount of bilirubin. (womenandinfants.org)
Bilirubin is a yellow substance created when the body replaces old red blood cells with new ones causing yellowing of the skin and whites of the eyes. (peapodnutrition.org)