In this article. Hyperthyroidism is a disorder in which your thyroid gland makes and releases more thyroid hormone than your body needs. Your doctor may say you have an  overactive thyroid , or refer to the condition as overactive thyroid disease.. Your thyroid gland is located in the front of your neck.raves' disease. The most common cause of hyperthyroidism is an autoimmune condition called Graves' disease. The body's immune system creates an antibody that causes the gland to make an excessive amount of thyroid hormone. Graves' disease runs in families, and usually affects younger women. Thyroiditis.
We use the term phobophobia to name the fear of fear or of phobias. (The word phobia comes from the Greek for fear.)
The fear of Greek terms or complex scientific terminology. Perhaps it's just fear of mispronouncing them! 8. Kakorrhaphiophobia. The fear of failure or defeat. Hard to overcome. Harder to say. 9. Lockiophobia. The fear of childbirth. If you don't suffer from this, you're probably a man. 10. Macrophobia. A fear of long waits. See also: fear of going to the DMV. 11. Metathesiophobia. A fear of change. Often irrationally coupled with fear of things staying the same. 12. Nyctohylophobia