Various studies have reported interactions between thyroid hormones and early life chemical exposure. Our objective was to analyze the associations between markers of endocrine-disrupting chemical ...

When assessing thyroid function, thyroid hormone levels ― particularly free thyroxine (FT4) levels ― consistently show stronger associations with a wide array of clinical conditions than the standard ...

Individuals with higher levels of thyroid hormone (free thyroxine or FT4) circulating in the blood were more likely than individuals with lower levels to develop irregular heartbeat, even when the ...

Subclinical hyperthyroidism means that a person has low or undetectable levels of thyroid-stimulating hormone (TSH) with normal levels of free thyroid hormones. It usually does not cause symptoms. The ...

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

Breast irradiation postlumpectomy: development and evaluation of a decision instrument. While tamoxifen has been shown to alter concentration of many hormones and their binding globulins, there have ...

Please provide your email address to receive an email when new articles are posted on . “Our findings highlight the significance of close monitoring and management of maternal thyroid function during ...

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 ...