Medically reviewed by Kelly Wood, MD Key Takeaways High TSH levels usually mean the thyroid is underactive, which is called hypothyroidism.  TSH levels can change due to factors like age, sex, and ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Other cardiovascular events and death from CV causes ...

Levels of thyroid function considered "normal" were still associated with increased mortality, according to a study suggesting that cardiovascular disease (CVD) plays an important role. People ...

A randomized crossover trial evaluated the efficacy of different l-thyroxine dosing strategies and different target thyroid-stimulating hormone (TSH) ranges in patients with treated hypothyroidism.

Switching between generic levothyroxine products won't make much of a clinical difference, a new study suggested. In a comparative effectiveness research study of 15,829 patients, those who switched ...

Earlier this fall, Medscape Medical News spoke to endocrinologists Angela M. Leung, MD, and Karen Tsai, MD, on how to interpret abnormal results of thyroid hormone tests. To address some additional ...

The key to managing hypothyroidism is establishing the primary cause and determining whether the disorder is persistent or transient. This statistic may surprise you: Hypothyroidism is the second most ...

Women with higher-than-normal thyroid-stimulating hormone (TSH) levels before starting in vitro fertilization (IVF) may have fewer eggs available for treatment. But according to new research from ...