Estradiol: 2-14 ng/dL (female, follicular); 2-16 ng/dL (female, luteal); <3.5 ng/dL (postmenopausal); 1.5-5 ng/dL (male) ...
Feeling constantly exhausted, dizzy or unusually forgetful can be frustrating - especially when blood tests come back “normal” and offer no clear answers. But iron deficiency isn’t always obvious on ...