Hyperthyroidism means the thyroid gland is overactive and produces more hormones than your body needs. Brain fog and other cognitive changes are potential complications of hyperthyroidism. Brain fog ...

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 ...

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Thyroid disease is caused by the over- or underproduction of thyroid hormones. Autoimmune disorders like Graves' disease and Hashimoto's disease affect thyroid function. Lifestyle choices, such as ...

An overactive thyroid (hyperthyroidism) is relatively rare, affecting just 1% of people in the US. It occurs when your thyroid glands produce too much of a hormone called thyroxine. These thyroid ...

Hyperthyroidism and rheumatoid arthritis (RA) have a bidirectional link. Therefore, if a person has both conditions, their doctor may use a collaborative treatment approach. RA is prevalent among ...

Evidence does not show a link between hyperthyroidism, or overactive thyroid, and blood in the urine (hematuria). Experiencing blood in your urine may result from issues with your bladder, kidneys, or ...

Graves’ disease, an autoimmune disorder, is the most common cause of hyperthyroidism, or overactive thyroid, which occurs when the body makes too much thyroid hormone. In people with Graves’ disease, ...

New UK guidelines for the treatment of hyperthyroidism, including Graves' disease, place heavier emphasis on the use of radioactive iodine as the frontline treatment for patients unlikely to remain ...