Estradiol: 2-14 ng/dL (female, follicular); 2-16 ng/dL (female, luteal); <3.5 ng/dL (postmenopausal); 1.5-5 ng/dL (male) ...

Please provide your email address to receive an email when new articles are posted on . Sometimes we forget what we learned in pre-Med. There is variability in most tests we order from the clinical ...

Have you ever been told your labs are “normal,” yet you still feel crummy or have unexplained symptoms? The reference ranges used in conventional medicine are broad ranges based on the average ...