“…Right. And would you say, well, hemoglobin, would that be due to estrogen? Yeah, all animals that have estrogen, the female tends to look slightly anemic, because it does something to slow the production of red blood cells, partly lowering the body temperature is one of the actions of estrogen and slowing down thyroid function. So probably the most common cause of apparent anemia, as Rhoda Barnes pointed out, is hypothyroidism.”