Thyroid function

Why is the Thyroid so important to not only survival, but to ensure optimum health? It's the first gland that forms in the fetus, and all tissues and cells need thyroid hormone. This is a short explanation.

Why is the Thyroid so important to not only survival, but to ensure optimum health? It's the first gland that forms in the fetus, and all tissues and cells need thyroid hormone. This is a short explanation.

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