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Lightheadedness often accompanies the flu, hypoglycaemia, common cold, or allergies. Dizziness could be provoked by the use of antihistamine drugs, like levocetirizine, or by some antibiotics or SSRIs. Nicotine or tobacco products can cause lightheadedness for inexperienced users. Narcotic drugs, such as codeine, can also cause lightheadedness.
These could be signs of an underactive thyroid. ... The leading cause of hypothyroidism is Hashimoto’s ... Hypothyroidism is treated with a thyroid replacement medication called levothyroxine ...
Pregnancy, certain medications and long-term bed rest can also cause a sudden drop in blood pressure. Related: It's More Than Just Dizziness! Here Are the Telltale Symptoms of Vertigo—and the ...
[8] [9] Hashimoto's thyroiditis is the most common cause of hypothyroidism in countries with sufficient dietary iodine. [3] Less common causes include previous treatment with radioactive iodine, injury to the hypothalamus or the anterior pituitary gland, certain medications, a lack of a functioning thyroid at birth, or previous thyroid surgery.
Thyroxine, also known as T 4, is a hormone produced by the thyroid gland.It is the primary form of thyroid hormone found in the blood and acts as a prohormone of the more active thyroid hormone, triiodothyronine (T 3). [1]
What causes vertigo and dizziness? “Dizziness is generally a more neurological cause or a potential cardiac cause. For example, it could be a blood flow issue or stenosis of a carotid artery ...
Thyroid disease is a medical condition that affects the structure and/or function of the thyroid gland.The thyroid gland is located at the front of the neck and produces thyroid hormones [1] that travel through the blood to help regulate many other organs, meaning that it is an endocrine organ.
The most common type of hyperthyroidism, Graves' disease, may additionally cause eye problems (Graves' ophthalmopathy) and skin changes of the legs (pretibial myxedema). [6] Thyroid disease may also cause muscle weakness in the form of thyrotoxic myopathy , but this is constant rather than episodic.