Thyroid.
Many people either know someone with a thyroid problem, or they have a thyroid problem themselves. There are many different types of thyroid problems, as well as underlying causes. The thyroid controls many functions within the body, with some of its main functions being regulation of metabolism and body temperature. Let's start with a bit of the basics. The thyroid gland, located at the bottom center of the neck, produces thyroid hormone called Thyroxine, or T4. This is a