A radioactive iodine uptake (RAIU) tests the function of your thyroid gland, which helps regulate your metabolism. It works by measuring how much radioactive iodine is absorbed by the thyroid gland, ...

The human body is complex, and hormones are the key messengers that conduct millions of processes. Of these, thyroid hormones occupy a very special place, controlling everything from our energy and ...

Possible Reasons, and The Best Labs for Fatigue Key Takeaways: Fatigue describes more than just feeling sleepy — it’s a ...

A thyroid-stimulating immunoglobulin (TSI) test is a blood test that can help diagnose Graves’ disease, an autoimmune condition that causes an overactive thyroid. A TSI test measures levels of TSIs in ...

Everlywell offers over 30 at-home test kits for food sensitivities, thyroid function, human papillomavirus (HPV), COVID-19, and more. Everlywell is an online company that offers at-home test kits for ...

Thyroid disorders are far more common in women than men, and their impact goes well beyond weight changes or fatigue. In ...

This article was reviewed by Felix Gussone, MD. Key Takeaways: Hormones like insulin, cortisol, thyroid hormones, and ...

PHILADELPHIA (WPVI) -- The thyroid is a small gland with a big job. When it malfunctions, it can affect the body in many ways. It's the butterfly-shaped gland just below the Adam's apple. "And it is ...

The widespread use of biotin supplements in the general population, particularly at high doses for therapeutic and nutritional purposes, has raised concerns regarding its interference in immunoassays.

If part of your thyroid needs to be removed in a lobectomy, the remaining gland will likely still be able to fulfill most of the functions of a full thyroid gland. Your thyroid is a small ...