Posts about Lab Interpretation

A monarch butterfly with open wings resting on dew-covered goldenrod in an autumn meadow at sunrise, a quiet image for an article on TSH and aging.

TSH and the Aging Thyroid: When a Higher Number Is Not a Disease

The upper limit of TSH drifts upward with age. In older adults, a mildly high TSH with a normal free T4 is often a new[…]