A hormone with one widely recognized task may not be single purposed after all. Thyroid-stimulating hormone (TSH), which is made in the pituitary gland and circulates in the body, pumps up production of thyroid hormone, an important regulator of metabolism. Now, research demonstrates that TSH also affects the constant remodeling of bone: Lab mice that aren’t responsive to TSH show signs of the bone-thinning disease osteoporosis.
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