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 ...

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 ...

The scenario is fairly common: you are in your medical provider’s office for a checkup and also happen to be getting lab work done. You report that you have no symptoms of feeling cold or fatigue, ...

Thyroxine (T4) levels differ from person to person but usually exist within a consistent range. Abnormal T4 levels can lead to various symptoms and complications, including mental health and digestive ...

If there's one health test I've seen most women in my family talk about at least once in their lives, it's the thyroid test. My mother has hypothyroidism. My maternal aunt had hypothyroidism. My ...

RADIOIODINE (I131) has been used extensively in the diagnosis of thyroid disorders, and many tests have been developed. 1–3 Most of these tests are based on two aspects of thyroid activity: the ...

Consult a doctor before thyroid testing; many symptoms overlap with other conditions, risking misdiagnosis and unnecessary treatment.

A thyroid scan is a specialized imaging procedure for examining your thyroid, the gland that controls your metabolism. It’s located in the front part of your neck. Typically, the scan works with ...

ORLANDO, Fla. — Steering clinicians toward a cascade approach for thyroid function testing cut unnecessary orders by a monthly average of 15% and concurrent orders by 19% per month, according to ...