Definition of superlative for English Language Learners. grammar : the form of an adjective or adverb that is used to indicate the greatest degree of a particular quality : the superlative form of an adjective or adverb.
The body's systems speed up and cause symptoms that are common to hyperthyroidism when thereâs a high level of thyroid hormone in the bloodstream. Symptoms include: 1  anxiety. 2  irritability. 3  fatigue. 4  hand tremors. 5  increased or irregular heartbeat.6  excessive sweating. 7  difficulty sleeping.8  diarrhea or frequent bowel movements.he body's systems speed up and cause symptoms that are common to hyperthyroidism when thereâs a high level of thyroid hormone in the bloodstream. Symptoms include: 1  anxiety. 2  irritability. 3  fatigue. 4  hand tremors. 5  increased or irregular heartbeat. 6  excessive sweating. 7  difficulty sleeping. 8  diarrhea or frequent bowel movements.
A. Thyroid dysfunction occurs when the thyroid gland isn't working properly. Located in the lower front part of the neck, the thyroid gland makes hormones that regulate metabolism--chemical processes in the body that affect how we use energy.When the thyroid gland produces too much hormone, it's known as hyperthyroidism or overactive thyroid.. Thyroid dysfunction occurs when the thyroid gland isn't working properly. Located in the lower front part of the neck, the thyroid gland makes hormones that regulate metabolism--chemical processes in the body that affect how we use energy.