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.)
A phobia is an excessive, enduring fear of objects or situations that interferes with a person's normal life. Although they know their fear is irrational, people with phobias always try to avoid the source of their fear. Common phobias include fear of heights (acrophobia), fear of enclosed places (claustrophobia), fear of insects, snakes, or other animals, and fear of air travel. Panic attacks are intense, overpowering surges of fear. Some people experience panic attacks - periods of quickly escalating, intense fear and discomfort accompanied by such physical symptoms as rapid heartbeat, trembling, shortness of breath, dizziness, and nausea.