TSH Levels: Low to high ranges, symptoms, and what they mean
Apr 22, 2025 · Normal TSH ranges can vary widely, depending on a person’s age, sex, and weight. Reference TSH ranges remain controversial, but for most people, the normal range falls between 0.4 …
TSH (Thyroid-Stimulating Hormone) Levels: Symptoms
Jul 25, 2022 · Thyroid-stimulating hormone (TSH) triggers your thyroid to release its hormones, which mainly impact your body’s metabolism. High TSH levels usually indicate hypothyroidism, and low …
TSH Levels Decoded and What They Mean - Verywell Health
Dec 10, 2025 · TSH levels outside the normal range of 0.5 to 5.0 mU/L can signal thyroid dysfunction, such as hypothyroidism or hyperthyroidism. Recognizing the implications of these levels can guide …
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 liter...
TSH Levels: Normal, Low, and High Ranges - Health
Oct 30, 2025 · A doctor can test your TSH levels with a blood test to diagnose thyroid disease. Normal TSH levels range from 0.4-4.0 mUI/mL, which indicates proper thyroid function.
Why normal TSH doesn't rule out thyroid problems. Dr. Zubkov …
5 days ago · Why normal TSH doesn't rule out thyroid problems. Dr. Zubkov explains missing tests—Free T3, Reverse T3, antibodies, nutrients—and what they reveal about your symptoms.
Thyroid-Stimulating Hormone (TSH): TSH Levels Test - WebMD
Nov 22, 2025 · TSH levels typically fall between 0.4 and 4.0 mU/L, according to the American Thyroid Association. Ranges may vary with labs, with the upper limit generally being between 4 and 5.
Normal TSH by Age: How to Tell if Your Thyroid Is Sluggish| Woman's …
May 23, 2025 · Most labs define the normal range of TSH for adults as 0.4 to 4.0 mIU/L. That said, doctors will often look at more than just the number. They’ll take into account your age, symptoms …
TSH Levels: Normal Ranges, Symptoms, Testing, and Treatments
Mar 24, 2022 · Your thyroid-stimulating hormone (TSH) levels can indicate how well your thyroid gland is working. A normal TSH level generally falls between 0.35 and 4.5 milli-international units per liter …
Normal TSH Levels by Age Chart and Reference Ranges
The expected range for TSH levels is not static, changing significantly from birth through old age. These reference ranges are measured in milli-international units per liter (mIU/L).