Free T4 &/or Free T3
Paul is an active advocate for thyroid patients through his regular blog posts, which offer a wealth of information that both relate to his books as well as current news and insights.
This tag will be used when either or both of the Free T4 (FT4) and Free T3 (FT3) levels of thyroid hormones are being discussed. It also applies when a blog post is discussing the thyroid lab tests for FT4 or FT3.
Search by keyword:
Can FT3 be Used to Manage Liothyronine (T3) Thyroid Treatment?
By Paul Robinson |
Many doctors and thyroid patients think that the FT3 thyroid lab test can be used to assess the dosing of ...
We Need a New Paradigm of Thyroid Treatment!
By Paul Robinson |
It is desperately clear to thyroid patient support groups and to many well-informed thyroid patients that there is an urgent ...
More T4 or T3 Thyroid Medication May Not Always Raise Patients’ FT3 Levels in Thyroid Hormone Treatment
By Paul Robinson |
Sometimes 2 +2 does not equal 4 when dealing with thyroid hormones. This blog post is relevant to those patients ...
Biochemical Bigotry – Enforcing Normalised Thyroid Lab Test Results is Harmful to Health
By Paul Robinson |
Here is another great article about the flawed use today of thyroid laboratory tests and lab reference ranges. It talks ...
Principles and Practical Tips for FT4, FT3 and Reverse T3
By Paul Robinson |
This is from a post by Tania S. Smith on her website for Canadian thyroid patients. I have never been ...
The Thyroid System- What You Need to Know (& what your doctor may not know) – YouTube Video Blog
By Paul Robinson |
My name is Paul Robinson. I am the author of three books on recovering from hypothyroidism: The Thyroid Patient's Manual, ...
The Unscientific Myth of a Normal T4:T3 Ratio for All Thyroid Thyroid Patients
By Paul Robinson |
Here is another great article from Professor Tania Sona Smith. Just look at the scatterplot within it! There is no ...
Thyroid Laboratory Test Results and Ranges: Can They Really be Used for All Thyroid Medications?
By Paul Robinson |
I have written about this topic in my books, especially The Thyroid Patient's Manual, and in various blog posts. I may refer ...
Only Free T3 (FT3) Tracks Changes in Symptoms During Thyroid Treatment – Research
By Paul Robinson |
Only FT3 tracks symptom improvement during treatment. This is a fairly recent and terrific piece of research that clearly places ...
Chasing ‘Ideal’ Thyroid Hormone Lab Test Results is The Road to Nowhere for Thyroid Patients
By Paul Robinson |
During the 1970s the shift to a lab-test-centric model began. This involved the increasing amount of focus by doctors on ...