Graves' disease. Graves' disease is the most common cause of overactive thyroid. It can run in families and can occur at any age, although it is most common in women aged 20-40 years old. You are more likely to develop Graves' disease if you smoke. Graves' disease is an autoimmune condition.
Full Removal. If your doctor removes your entire thyroid, your body will begin to exhibit symptoms similar to hypothyroidism, due to the lack of thyroid hormones in your body. These symptoms may include fatigue, elevated cholesterol levels, uncontrollable weight gain, muscle weakness and depression.
When you know you have a thyroid nodule, your treatment options include: 1  Observation. 2  If your thyroid nodule is not cancerous, your doctor may choose to check it every 6 to 12 months for changes in size. 3  Many noncancerous thyroid nodules stay the same size or shrink without treatment.4  Surgery (thyroidectomy).our treatment will depend on how your thyroid nodule affects you. If your thyroid nodule is not cancerous (benign) and is not causing any problems, your doctor will watch the nodule closely before doing anything else. If your thyroid nodule is causing problems, you may need to take medicine or have surgery.