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 ...

(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, ...

If your mysterious weight loss, sudden intolerance to heat, and noticeably irregular period has you scouring the internet for the reasons why, you’ve probably wondered if your symptoms are the result ...