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From Simple English Wikipedia, the free encyclopedia
Classification and external resources
The thyroid gland located within the neck
Hypothroidism is when the thyroid gland does not make enough thyroid hormone.

Hypothyroidism is a medical condition. If a person has hypothyroidism, their thyroid gland does not make enough hormones. It can be caused by many factors, but it is more common when a person has insufficient iodine. Severe hypothyroidism in infants can result in cretinism. Symptoms of hypothyroidism include the following: tiredness, headaches, weight gain, dry skin, constipation, and poor concentration.

Symptoms and signs of hypothyroidism.
Symptoms Signs
Fatigue Dry, coarse skin
Feeling cold Cool extremities
Poor memory and concentration Myxedema (mucopolysaccharide deposits in the skin)
Constipation Hair loss
Weight gain with poor appetite Slow pulse rate
Shortness of breath Swelling of the limbs
Hoarse voice Delayed relaxation of tendon reflexes
Heavy periods (and later light periods) Carpal tunnel syndrome
Abnormal sensation Pleural effusion, ascites, pericardial effusion
Poor hearing
Eye bags
(periorbital bilateral edema)

Can be a sign of different medical disorders including hypothyroidism.