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TSH Levels Explained: Normal, Low, and High

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. You can treat abnormal TSH levels ...
Healthline

TSH Reference Ranges by Age and During Pregnancy

Thyroid-stimulating hormones (TSH) help regulate your body’s production of thyroid hormone. High TSH levels mean your thyroid is underperforming, while low levels mean you’re producing too much. Your ...
clinicaladvisor.com

TSH LEVELS TARGETED WITHIN NORMAL RANGE HAVE SIMILAR OUTCOME

A randomized crossover trial evaluated the efficacy of different l-thyroxine dosing strategies and different target thyroid-stimulating hormone (TSH) ranges in patients with treated hypothyroidism.
Nature

Change in serum TSH levels within the reference range was associated with variation of future blood pressure: a 5-year follow-up study

All participants aged more than 18 years were from the stratified sample survey on thyroid diseases and type 2 diabetes in Shenyang city in 2007. In 2012, one community containing 623 subjects with ...
Business Insider

The main way to determine if you have a thyroid disorder is a TSH blood test — here's what to expect

A TSH test measures blood levels of the thyroid stimulating hormone to diagnose a thyroid disorder. Your doctor will order a TSH test if you exhibit thyroid disorder symptoms like hair loss or fatigue ...