30 Thyroid Disorder Symptoms and Signs
Thyroid disease is common. Thyroid disease can result from conditions that cause over-or under-function of the thyroid gland. When the gland produces too much thyroid hormone, the condition is known as hyperthyroidism. When the gland does not function sufficiently, there is too little thyroid hormone produced (hypothyroidism).

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Hypothyroidism (Underactive Thyroid) Symptoms and Signs
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Hypothyroidism is a deficiency of thyroid hormone, which normally is made by the thyroid gland. The thyroid gland has a butterfly shape, and is located in the front of the neck. Eighteen hypothyroidism symptoms and signs include:
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1. Fatigue
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2. Weakness
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3. Intolerance to cold
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4. Muscle aches and cramps
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5. Constipation
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6. Weight gain or difficulty losing weight
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7. Poor appetite
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8. Goiter (enlarged thyroid gland)
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9. Dry, rough skin
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10. Coarse hair or hair loss
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11. Eye and face swelling
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12. Deeper and/or hoarse voice
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13. Enlarged tongue
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14. Irregular or heavy menstrual periods
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15. Depression
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16. Memory loss
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17. Slowed thinking and mental activity
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18. Increased blood cholesterol levels
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Symptoms and signs of hyperthyroidism
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1. Nervousness, tremor, agitation
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2. Irritability
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3. Poor concentration
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4. Reduced menstrual blood flow in women
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5. Racing heartbeat or palpitations
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6. Heat intolerance
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7. Changes in bowel habits, such as more frequent bowel movements
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8. Enlargement of the thyroid gland
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9. Skin thinning
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10. Brittle hair
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11. Increase in appetite, feeling hungry
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12. Sweating