Thyroid nodules are growths in the thyroid gland, a small organ in your neck located in front of your windpipe (trachea). The thyroid gland produces thyroid hormone, which regulates many of your ...
Levothyroxine is prescribed to treat hypothyroidism—an under-active thyroid—in approximately 23 million Americans, or 7 percent of the U.S. population, under various brand names, including ...