Basic objective of this article is to analysis Symptoms of an Underactive Thyroid Disease. The particular thyroid gland plays a critical role in controlling the rate of which the body utilizes energy. Underactive thyroid also often called hypothyroidism is a ailment that manifests itself being a thyroid gland it does not manufacture enough of a number of essential hormones. It accomplishes this by manufacturing two hormones – thyroxine along with triiodothyronine. These hormones govern the rate of which metabolism occurs within specific cells and play important roles inside regulation of body advancement. Therefore, thyroid problems can bring about a wide variety of symptoms.