Hyperthyroidism is a condition in which the thyroid gland makes excessive amount of thyroid hormone. A low TSH level with a high FT4 level and a high FT3 level indicate hyperthyroidism (over-active ...

Hyperthyroidism is a condition in which the thyroid gland produces abnormally too much of the thyroid hormone. This hormone regulate many metabolic processes in the body, and when it is produced in ...

Hyperthyroidism is when your thyroid-- the butterfly-shaped gland at the bottom of your neck, just above your collarbone -- makes too much thyroid hormone. Because your body relies on precise levels ...