Your morning coffee might do more than wake you up – it could weaken donated blood. A large new study shows caffeine lowers red blood cell quality, making transfusions less effective, especially in ...

We wanted to find out if keeping a higher blood count or haemoglobin level by blood transfusion leads to better health and development for very small preterm infants by the time they reach two years ...

A red blood cell (RBC) count measures the number of red blood cells in a sample of blood. It is part of a battery of tests called a complete blood count (CBC) that measures the different types and ...