Thyroid tests refer to a set of examinations carried out by doctors and other healthcare professionals to check if your thyroid gland is functioning properly. The results of the test help identify the root cause behind the conditions called hyperthyroidism and hypothyroidism. Healthy hormone levels help the body perform metabolic functions optimally. Some of the thyroid tests may require you to fast before the test, meaning you are not required to eat anything. It is usually done to get appropriate and accurate results of the test, which may be otherwise altered by the consumption of any recent food.

Some compositions of the blood, including blood sugar, do not change between meals and periods of fasting. Blood tests requiring fasting include blood glucose tests and cholesterol or lipid tests. Some types of foods or any meal in general may affect the results of these tests. So, make sure you opt for these tests on an empty stomach. Other types of medical tests may also require fasting, and you may discuss it with your healthcare professional before opting for them.

Besides fasting, you don’t have to do anything special before your thyroid test. During the test, the provider will take a small sample of your blood, which will be sent for analysis. Once the lab completes testing, the test reports will be sent back to your healthcare provider to rule out any condition you may be suffering from.

The reports of the test results will be discussed with you. If the reports do not show accurate results, the healthcare provider may recommend additional testing to get more information. Discuss your symptoms and health history with the doctor so that they may order additional tests and confirm the diagnosis of the condition you may be suffering from. Once the diagnosis is made, you may start with the treatment and lifestyle management to control your thyroid levels.