Verywell Health on MSN

Why your TSH levels fluctuate and what it means

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 ...
MedPage Today

Relationship of TSH Levels With Cardiometabolic Risk Factors in U.S. Youth and Reference Percentiles for Thyroid Function

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Healthline

Endocrine System Overview

The endocrine system uses chemical messengers called hormones to regulate a range of bodily functions through the release of hormones. The endocrine system is a network of glands and organs located ...