Hyperthyroidism, also known as overactive thyroid, occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your body’s metabolism, causing unintentional weight loss and a rapid or irregular heartbeat.
In this video, we will introduce you overactive thyroid that also called hyperthyroidism.
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So, what is hyperthyroidism?
Hyperthyroidism is a condition of the thyroid. Hyperthyroidism occurs when the thyroid makes too much T4, T3, or both. Diagnosis of overactive thyroid and treatment of the underlying cause can relieve symptoms and prevent complications.
A variety of conditions can cause hyperthyroidism. Graves’ disease, an autoimmune disorder, is the most common cause of hyperthyroidism.
There are other causes include:
- excess iodine, a key ingredient in T4 and T3.
- thyroiditis, or inflammation of the thyroid.
- tumors of the ovaries or testes.
- benign tumors of the thyroid or pituitary gland.
- large amounts of tetraiodothyronine in dietary supplements or medication
- What are the symptoms of hyperthyroidism?
- The symptoms of hyperthyroidism can vary from person to person and may include
- Nervousness or irritability. Fatigue.
- Muscle weakness. Trouble tolerating heat.
- Trouble sleeping. Tremor, usually in your hands.
- Rapid and irregular heartbeat. Frequent bowel movements or diarrhea.
- Weight loss. Mood swings.
- Goiter, an enlarged thyroid that may cause your neck to look swollen. Sometimes it can cause trouble with breathing or swallowing.
Who is at risk for hyperthyroidism?
Someone at higher risk for hyperthyroidism if he or she belongs to the following categories:
- the person is a woman or older than age 60.
- the person Has been pregnant or had a baby within the past 6 months.
- the person has had thyroid surgery or a thyroid problem, such as goiter.
- the person has a family history of thyroid disease.
- the person pernicious anemia, in which the body cannot make enough healthy red blood cells because it does not have enough vitamin B12.
- the person has type 1 diabetes or primary adrenal insufficiency, a hormonal disorder.
- the person gets too much iodine, from eating large amounts of foods containing iodine or using iodine-containing medicines or supplements.
Several treatments are available for hyperthyroidism. Doctors use anti-thyroid medications and radioactive iodine to slow the production of thyroid hormones. Sometimes, hyperthyroidism treatment involves surgery to remove all or part of your thyroid gland.
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Hyperthyroidism | Overactive thyroid causes, symptoms, risk factor, treatment | 3 minutes learning