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.)
However, healthy fear -- or fear which has a protective function -- can evolve into unhealthy or pathological fear, which can lead to exaggerated and violent behavior. Dr. Ivan Kos lays out several different stages of fear. The first is real fear, or fear based on a real situation. If someone or something hurts you, you have a reason to fear it in the future. Second is realistic, or possible fear. This is fear based in reality that causes a person to avoid a threat in the first place (i.e. waiting to cross a busy road for safety reasons).