Hyperthyroidism is a subtype of thyrotoxicosis. Both occur due to excessive thyroid hormones. However, they are not the same thing and differ in severity and health implications. While thyrotoxicosis ...

(Boston)—Untreated hyperthyroidism, conditions where there is excess thyroid hormone present, can adversely affect health, leading to increased risks for abnormal heart rhythms, heart failure, ...

Some research suggests there may be a link between hyperthyroidism and tachycardia. When a person has hyperthyroidism, the body produces too much thyroid hormone, which can affect the heart. People ...

The thyroid is a butterfly-shaped gland located in the front of the neck just above the trachea. It weighs approximately 15 to 20 grams in the adult human. The thyroid produces and releases into the ...