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 ...

Planning a pregnancy? Don’t skip TSH testing. Dr Gupta explains how even mild thyroid imbalance can affect fertility and pregnancy outcomes.

The thyroid, small, butterfly-shaped, sitting quietly at the front of your neck, quietly runs the show for many of your body’s most important function.