Everyone feels anxious now and then -- when faced with a problem at work, before taking a test, or making an important decision. Anxiety disorders are different. They can cause such distress that it interferes with your ability to lead a normal life.
Learn more about anxiety disorders, including types, causes, symptoms, diagnosis, treatment, and prevention.
Panic disorder is a serious condition that strikes without reason or warning. Symptoms include sudden attacks of fear and nervousness, as well as physical symptoms such as sweating and a racing heart.
Anxiety may be caused by a mental condition, a physical condition, the effects of drugs, or a combination of these.