A TSH test measures blood levels of the thyroid stimulating hormone to diagnose a thyroid disorder. Your doctor will order a TSH test if you exhibit thyroid disorder symptoms like hair loss or ...

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 ...

Blood tests can help a doctor diagnose a variety of health conditions, including infections, anemia, high cholesterol, vitamin deficiencies, organ failure, HIV, cancer, and diabetes. Doctors use ...