Thyroid Profile Test: Symptoms, Benefits, Process & When You Need It
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A thyroid blood test is one of the most important diagnostic tools to check how well your thyroid gland is working. The thyroid plays a key role in controlling metabolism, energy levels, weight, heart rate, and even mood. When thyroid hormones are imbalanced, it can silently affect your overall health — which is why timely testing matters. What Is a Thyroid profile Test? A thyroid blood test measures the level of thyroid-related hormones in your blood. It helps doctors diagnose conditions like hypothyroidism (low thyroid function) and hyperthyroidism (overactive thyroid). These conditions often develop gradually, making a blood test the most reliable way to detect issues early. Common Types of Thyroid Blood Tests TSH (Thyroid Stimulating Hormone) – Primary screening test T3 (Triiodothyronine) – Checks active thyroid hormone T4 (Thyroxine) – Measures hormone production level Free T3 & Free T4 – More accurate hormone availability Together, these tests g...