If a doctor is concerned about your thyroid function, they may recommend a series of blood tests. These tests are used to identify levels of hormones produced in the thyroid. You may also be able to ...

Thyroxine (T4) is the main hormone your thyroid makes. Your thyroid hormones are important because they control how your body uses energy from the food you eat. (Photo Credit: iStock/Getty Images) T4 ...

You may be looking to test your thyroid function if you’ve noticed concerning changes in your metabolism, digestion, body temperature, or fertility. At-home thyroid testing may be a less expensive ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 is the type of hormone that becomes active when ...

Myxedema is caused by the deposition of hyaluronic acid in patients with thyroid disease. Blood tests can detect thyroid dysfunction, which can result in cardiac, GI, and menstrual disturbances as ...

Accurately diagnosing thyroid function is critical to avoid harms of unnecessary treatment. This study found that age-, sex-, and race-specific reference intervals reclassified nearly half of patients ...