Thyroid blood tests are an important part of diagnosing and treating thyroid disease. Based on how high or low the different values are—including key hormones such as TSH and T4—the lab can determine ...

Hypothyroidism is another name for an underactive thyroid gland. This means the thyroid doesn’t produce enough thyroid hormone. This can cause changes throughout the body in both males and females.

Graves’ disease is an autoimmune condition that causes the thyroid gland to overproduce thyroid hormones. Treatment for Graves’ disease is relatively simple, but without it, the disease can ...

If you have thyroid disease, your thyroid-stimulating hormone (TSH) levels can fluctuate from time to time. These fluctuations can occur as your thyroid disease progresses or from other factors such ...

Animal physiology is the scientific study of the life-supporting properties, functions and processes of animals or their parts. The discipline covers key homeostatic processes, such as the ...

Hair loss can occur when the thyroid gland is not working properly. It can be a sign of either hypothyroidism or hyperthyroidism. The thyroid gland is a butterfly-shaped gland situated in the ...