Researchers have known for decades that different brands of lab machines produce different results. The fix is easy — but not ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 is the type of hormone that becomes active when ...

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 ...

Thyroid Function Tests (TFTs) are among the most commonly requested laboratory investigations; they help clinicians assess the thyroid status of patients and manage patients' treatment. Therefore, ...

Seasonal variation in one of the hormones used to monitor thyroid function could in turn lead to false diagnoses of subclinical hypothyroidism and unnecessary prescriptions of levothyroxine, says Yale ...

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

Thyroxine and L-thyroxine are two of the 10 most frequently prescribed medicinal products. "One large health insurance company ranks thyroid hormone at fourth place in the list of most-sold ...

DEAR DR. ROACH: I am a 71-year-old female in very good health. I have been taking a thyroid replacement since I was 12 years old. I currently take 125 mcg of thyroxine once daily, as well as 60 mg of ...

Credit: Getty Images. The study, which was conducted at Kaiser Permanente Colorado, aimed to compare the longitudinal stability of TSH in patients taking synthetic levothyroxine vs desiccated thyroid ...