A tsh blood test is done to test the thyroid hormone levels. This aims at finding the working pattern of the thyroid gland, and it can help you arrive at a conclusion if the thyroid levels are overactive or underactive. An overactive thyroid is called hyperthyroidism, and an underactive thyroid is called hypothyroidism. When you go for this test, you will be fortunate to know the problems with the thyroid gland, even before the thyroid symptoms start appearing. Lots of health problems are associated with the issues with the thyroid gland. A tsh blood test can rule out them even at the outset.
How TSH blood test is done?
The tsh blood test is very simple. You need to provide a sample by thyroid test at home, and the same is tested for thyroid levels. The blood is withdrawn by the lab person, and you can just sit for a few seconds, and wait for the result to come within the day. The best time to give your blood sample is in the morning, as the thyroid levels can fluctuate in the evenings.