Linked from
The 24 pages that link to Hypothyroidism, each with the reason it gives.
BradycardiaRelated: Reduced thyroid hormone can slow the heart rate.
Down syndromeRelated: It occurs more often in Down syndrome and can affect growth and energy.
ThyroxineRelated: Low T4 production is a common cause of this hormone-deficiency state.
ThyroidRelated: Reduced output from the gland is a common cause of this disorder.