Expected TSH Ranges by Age and During Pregnancy - Healthline
Oct 3, 2025 · Doctors use TSH blood tests to assess whether your TSH levels are in the normal or targeted range. The targeted range of TSH for an adult is 0.4 to 4.0 milli-international units per …
TSH Levels: Low to high ranges, symptoms, and what they mean
Apr 22, 2025 · The thyroid-stimulating hormone (TSH) test measures the amount of TSH in the blood to convey how well a person’s thyroid functions. Normal levels are typically 0.4 to 4.0 …
TSH (Thyroid-Stimulating Hormone) Levels: Symptoms
Normal levels of TSH vary based on your age. In general, if you're healthy and not pregnant, the normal ranges of TSH include:
TSH Levels Decoded and What They Mean - Verywell Health
Dec 10, 2025 · While the textbook normal TSH range is between 0.5 mU/L and 5.0 mU/L, other factors influence a person's TSH levels and dictate their "normal" value. These include …
TSH Levels: Normal, Low, and High Ranges - Health
Oct 30, 2025 · Generally, the normal range for TSH is between 0.4 and 4.0 milli-international units per milliliter (mUI/mL). 6 Anything far below or above this range usually signals that your …
Thyroid Function Tests | American Thyroid Association
Sep 5, 2023 · Some common examples include: Estrogens, such as in birth control pills, or in pregnancy, cause high levels of total T4 and T3. This is because estrogens increase the level …
Normal TSH Levels by Age Chart and Reference Ranges
From six to ninety days old, the range is 0.72 to 11.0 mIU/L. From four to twelve months, the range shifts to 0.73 to 8.35 mIU/L. Through childhood and adolescence, TSH levels stabilize. …
TSH Levels: Normal Ranges, Symptoms, Testing, and Treatments
Mar 24, 2022 · In general, the normal reference range for TSH levels is 0.35 to 4.5 mIU/l of blood. A TSH reading in this range indicates that the thyroid gland is functioning normally. However, …
Thyroid-Stimulating Hormone (TSH): TSH Levels Test - WebMD
Nov 22, 2025 · Doctors have figured out normal TSH levels by age. The ranges are as follows: TSH and pregnancy. Being pregnant can affect your TSH levels. In general, the TSH levels …
Understanding TSH: Symptoms, High TSH Risks & Normal Levels …
5 days ago · Learn what TSH is, symptoms of high TSH, normal ranges, health risks, when treatment is needed, and how TSH relates to thyroid disorders.