thyroid hormone replacement, hypothyroidism, underactive thyroid

If your email program has trouble displaying this email, view as a webpage. Older Therapies Aren't Necessarily Better for Thyroid Hormone Replacement   Millions of people have thyroid glands that don't make enough thyroid hormone to meet their body's needs. Hypothyroidism (underactive thyroid) is the most common reason some people need thyroid hormone replacement. Today, there are modern, synthetic (laboratory-made) medications approved by the FDA.

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