Yes, anxiety can cause overactive thyroid, also known as hyperthyroidism. When a person is anxious, their body releases hormones such as adrenaline and cortisol, which can trigger the release of more thyroid hormones. This can result in a condition called thyrotoxicosis, which is characterized by increased production of thyroid hormones. The excessive production of thyroid hormones can then lead to hyperthyroidism.
Symptoms of overactive thyroid caused by anxiety include weight loss, increased heart rate, nervousness, irritability, insomnia, fatigue, and heat intolerance. In addition, anxiety can also cause other physical problems such as muscle weakness, tremors, and increased sweating.
It is important to note that anxiety-induced hyperthyroidism is not the same as Graves' disease, an autoimmune disorder caused by the production of antibodies against the thyroid gland. In this case, the body's own immune system attacks the thyroid gland, causing it to produce too many hormones.
Anxiety-induced hyperthyroidism can be managed with lifestyle changes and medications. Lifestyle changes such as exercise, stress management, and relaxation techniques can help reduce anxiety and reduce the symptoms of hyperthyroidism. Medications such as beta blockers and antithyroid drugs can also help to reduce the production of thyroid hormones.
In conclusion, anxiety can cause overactive thyroid, which can lead to serious physical and psychological symptoms. It is important to seek medical advice if you are experiencing symptoms of anxiety or hyperthyroidism. With the right treatment, the symptoms of overactive thyroid can be managed and the condition can be kept under control.