| More Information on Thyroids |
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The thyroid is a small, butterfly-shaped gland located in the front of the neck, which produces thyroid hormones, or “chemical messengers,” that signal cells throughout the body to increase oxygen use. The two key thyroid hormones are L-triiodothyronine (T3) — the more biologically active thyroid hormone — and thyroxine (T4).8
Disclaimer Federal law criminalizes whoever knowingly distributes or possess with intent to distribute human growth hormone for any use in humans other than the treatment of a disease or other recognized medical condition where such use has been authorized by the secretary of health and human services and pursuant to the order of a physician. A federal law makes it a crime to distribute human growth hormone for off-label purposes. |