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 ...

High TSH levels usually mean the thyroid is underactive, which is called hypothyroidism. TSH levels can change due to factors like age, sex, and pregnancy. TSH influences thyroid hormones that control ...

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 ...

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.

If you're like most primary care clinicians, your email inbox is flooded with messages from patients with questions about lab results. A common query: Should I be worried about an abnormal value on a ...