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Signs and symptoms vary between people and may include irritability, muscle weakness, sleeping problems, a fast heartbeat, heat intolerance, diarrhea, enlargement of the thyroid, hand tremor, and weight loss. [1] Symptoms are typically less severe in the elderly and during pregnancy. [1]
[11] [36] Hypothyroidism affects 3-10% percent of adults, with a higher incidence in women and the elderly. [37] [38] [39] An estimated one-third of the world's population currently lives in areas of low dietary iodine levels. In regions of severe iodine deficiency, the prevalence of goiter is as high as 80%. [40]
Women, people with another autoimmune condition (like type 1 diabetes), and people between the ages of 30 to 60 are all at a greater risk of developing Graves’ disease, per Mayo Clinic.
To understand how high levels of thyroxine can be toxic and lead to thyrotoxic myopathy physiologically, consider basic neuromuscular junction function. Under normal circumstances, muscle contraction occurs when electrical impulses travel down descending axons from the brain or spinal cord towards the neuromuscular junction .
Many women with Hashimoto's disease develop an underactive thyroid. They may have mild or no symptoms at first, but symptoms tend to worsen over time. If a woman is pregnant and has symptoms of Hashimoto's disease, the clinician will do an exam and order one or more tests. [1] [2] [3] The thyroid is a small gland in the front of the neck.
Side effects of the antithyroid medications include a potentially fatal reduction in the level of white blood cells. Therapy with radioiodine is the most common treatment in the United States, while antithyroid drugs and/or thyroidectomy are used more often in Europe, Japan, and most of the rest of the world.
While it's not a definitive rule, this general guideline can help you know when to look for signs you're eating too much. RELATED: 20 high-protein, low-calorie meals that are easy to make and ...
Levothyroxine has a half-life of 7.5 days when taken daily, so about six weeks is required for it to reach a steady level in the blood. [5] Side effects from excessive doses include weight loss, trouble tolerating heat, sweating, anxiety, trouble sleeping, tremor, and fast heart rate. [5]