A blood test can check the amount of hormones that your thyroid is making. Many factors can affect these levels. (Photo credit: Jarun011/Dreamstime) A TSH test is done to find out if your thyroid ...

A thyroid stimulating hormone (TSH) test measures the amount of TSH in the blood. A blood test can measure TSH and help a doctor diagnose a thyroid condition such as hypothyroidism or hyperthyroidism.

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 ...