January 06, 2016
The thyroid gland is important for many reasons. For instance, it helps your body effectively use energy so you’re not tired all the time, it keeps your brain and other organs functioning at optimal levels, and it even helps regulate your body temperature. That’s why doctors sometimes test its function if there is the potential for problems in any of these areas. Fortunately, determining whether your thyroid is overactive (hyperthyroidism), underactive (hypothyroidism), or working just fine can be done with a simple blood test to determine your various thyroid hormone levels. The specific hormones assessed in these tests are...