Low TSH. Your test result could also show lower-than-normal levels of TSH and an overactive thyroid. This could be caused by: Graves’ disease (your body’s immune system attacks the thyroid) ...

Medically reviewed by Danielle Weiss, MD Your thyroid-stimulating hormone (TSH) levels are important for many bodily ...

A thyroid-stimulating hormone (TSH) test measures TSH levels in the blood, which can help doctors diagnose thyroid conditions.

Thyroid-stimulating hormone (TSH) triggers the production of thyroid hormones. When thyroid hormone levels fall, the pituitary gland sends TSH to the thyroid gland.

The TSH test is a valuable asset in determining thyroid health. If you're feeling any symptoms that could indicate a thyroid imbalance, or you have risk factors, don't delay talking to your doctor.

These tests may measure the amount of TSH activity, T3 and T4 levels, TSI (thyroid-stimulating immunoglobin) or antibodies. Your doctor may also order a CT scan or nuclear thyroid scan to create a ...

Thyroid-stimulating hormone testing rates remained stable in the U.S. from 2006 to 2020, with about 10% of adults without thyroid disease receiving a test annually, according to study data.

What is thyroid-stimulating hormone (TSH)? The thyroid gland is a gland situated in the neck and secretes the thyroid hormones thyroxine (T4) and tri-iodothyronine (T3). These hormones are essential ...

4 Best At-Home Thyroid (TSH) Tests for 2025. Medically reviewed by Marina Basina, MD — Written by Steph Coelho, CPT and Lauren Hellicar — Updated on May 22, 2025. On this page. Best options; ...

This broader view of metabolism helps us better understand hypothyroidism, a condition many people know as having a “slow thyroid.” People with hypothyroidism often struggle with weight gain, fatigue, ...