Causes of Anxiety Disorder you must know Although environmental factors, genetics and stress are some of the well-known factors that cause anxiety disorders, there are many other factors that often go unnoticed, but usually, trigger or worsen anxiety disorder in a person. A majority of people can be anxious in different situations of life such as stress at work, financial problems, and so on. However, most people are able to overcome such emotions once the problem ceases to exist. Complications arise when such anxiety persists for a long time and affects the person physically and emotionally, destroying the daily life. Then it turns into an anxiety disorder. Some of these astonishing causes of anxiety disorder are as follows: Improper Thyroid Functioning: If the thyroid gland, which is an endocrine gland in the neck, does not work properly, it can cause anxiety in a person. Thyroid hormones are essential to regulate metabolism and energy levels in the body. However...