An overactive thyroid creates so much static, it's hard for the brain's messages to get through, while a sluggish thyroid slows brain messages to a crawl.

甲状腺素过多会产生过多的静电干扰，大脑的信息很难通过；甲状腺素过少会减缓大脑信息的传递。

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Those with rheumatism, diabetes, chest pains and overactive thyroid glands are strongly advised to stay away from seaside.

我还强烈建议那些患有风湿病，糖尿病，胸痛，严重甲状腺的人不要去海边。

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An overactive or underactive thyroid gland can cause hair loss. So can iron deficiency.

例如甲状腺过度活跃或活性不足、缺铁等。

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Because the thyroid needs iodine to produce hormones, it takes up the radioiodine, which destroys the overactive thyroid cells over time.

CNN: Graves' disease

Manhattan psychiatrist Drew Ramsey recalled that early in his career, he examined a patient with daily panic attacks and noticed a swelling on her shins, a classic sign of Graves' disease, a form of overactive thyroid that can cause severe anxiety.

WSJ: Confusing Medical Ailments With Mental Illness