all of these things are effected by thyroid deficiency, as is bone density, and provide a good map of how your
thyroid is affecting the way your body
is working. Supplementation makes a noticeable difference in how you feel and how the thyroid supplementation is used.
In US, your medical records are yours by law, but it's still hard to squeeze 'em out here too. If it is also your right in the UK, if you sign a release of records form, they MUST give them to you.