Normal TSH Levels By Age, Sex, and During Pregnancy
Thyrotropin, or thyroid-stimulating hormone (TSH) is the primary hormone produced by the pituitary gland to regulate the thyroid. Lab-designated normal TSH levels fall between 0.5 and 5.0 mIU/L (milli-international units per liter), but this range is not a one-size-fits-all number. TSH levels in a blood sample are used to assess thyroid function. Certain conditions like…
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