Excessive and unsupervised use of vitamin and mineral supplements can mask real deficiencies, delay diagnosis and even cause ...

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

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

Maternal thyroid function or the most prevalent subtypes of thyroid autoantibodies during early pregnancy are not associated with an increased risk for birth defects in children, a Danish study shows.

In your 40s, routine blood work can spot risk years early. But that only works if you know what to test, how often to test it, and understand that a single number never tells the full story, writes Dr ...