1 definition by Anonymous66746754

Top Definition
A condition leading to the deficiency in the production of thyroid hormone.

Symptoms include fatigue, paleness, poor muscle tone, decreased sweating, possible weight gain, etc.

About three percent of the general population has hypothyroidism.
Hypothyroidism can limit peoples' lives drastically as it causes excessive tiredness.
by Anonymous66746754 May 16, 2011

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