Researchers have known for decades that different brands of lab machines produce different results. The fix is easy — but not ...
Medically reviewed by Kelly Wood, MD Key Takeaways High TSH levels can mean you have an underactive thyroid or a pituitary gland tumor.Low TSH levels can mean you have an overactive thyroid or issues ...
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 milliunits per liter (mU/L) ...
Planning a pregnancy? Don’t skip TSH testing. Dr Gupta explains how even mild thyroid imbalance can affect fertility and pregnancy outcomes.