Normal thyroid-stimulating hormone (TSH) levels generally fall between 0.5 and 5.0 milliunits per liter (mU/L). If your TSH level is higher than 5.0 mU/L it suggests an underactive thyroid, or ...

Even if TSH levels are normal, people can feel symptoms of hypothyroidism. Talk to your healthcare provider if you have symptoms; they might adjust your treatment or prescribe medication like ...