Intracellular T3 deficiency Intracellular T3 deficiency, referred to in this article as Intracellular Hypothyroidism (IH), has been given many names, but has not been recognized as a bona fide metabolic abnormality deserving of a formal title.Thus although the condition was definitively described in 2014, it has been ignored by mainstream medicine and its diagnostic panel has yet to be added to the medical armamentarium.It is time to accept this ubiquitous metabolic abnormality as the pervasive, important syndrome which it is.This article therefore is intended to educate the public, and not least, my colleagues, on the subject of intracellular thyroid 3…