Signs and symptoms
... The signs and symptoms of hypothyroidism vary widely, depending on the severity of the hormone deficiency. But in general, any problems you do have tend to develop slowly, often over a number of years...

Causes
... Your thyroid gland produces two main hormones, thyroxine (T-4) and triiodothyronine (T-3). They maintain the rate at which your body uses fats and carbohydrates, help control your body temperature, in...

Risk factors
... Although anyone can develop hypothyroidism, it occurs mainly in women older than 40, and the risk of developing the disorder increases with age. You also have an increased risk if you: Have a close re...

When to seek medical advice
... See your doctor if you''re feeling tired for no reason or have any of the other symptoms of hypothyroidism, such as dry skin, a pale, puffy face, constipation or a hoarse voice. You''ll also need to s...

Screening and diagnosis
... Because hypothyroidism is more prevalent in older women, some endocrinologists recommend that women age 60 and older be screened for the disorder during routine annual physical examinations. Some doct...