High fT3 and fT4?

[KSman]

You need to be familiar with this material.

Thyroid Basics Explained

This is a sticky. DO NOT POST YOUR PERSONAL DETAILS HERE, CREATE YOUR OWN THREAD. This post has been updated/improved over a few years. The flow and organization is probably not great as a result and probably will remain in this state. A note about Thyroid “normal” ranges: Thyroid normal ranges are totally horrible and the foundation for millions of cases of institutionally ignored pathologies. Case in point; someone has “mid-range” TSH and thinks that things must be OK and so does the d…