A normal hemoglobin reading on a lab report does not rule out a mineral shortfall. Iron deficiency without anemia occurs when stored iron, measured through ferritin, has dropped well below a healthy range while hemoglobin has not yet fallen far

Yes, healthy women between 18 and 59 years old, weighing at least 45 kg, with a hemoglobin level of 12.5 g/dL or higher, can donate blood under nearly the same criteria applied to men. Can women donate blood safely comes